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Peterbilt 388 Diesel Fuel Tanks

Spend more time on the highway and less at the gas station with a new Peterbilt 388 aftermarket diesel fuel tank. Shop from a variety of sizes and styles of custom, chrome, and aftermarket fuel tanks. We carry a large selection to ensure you find the perfect semi truck fuel tank for you and your budget at 4 State Trucks.
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  • Quantity
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  • BESTfit Aluminum Fuel Tank 150 Gallon-26 X 72 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 150 Gallon-26 X 72 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $1,199.99
    This aftermarket 150 Gallon Peterbilt Fuel Tank is manufactured to OE specifications with the same materials as used in OE manufacturing, is rigorously tested under FMSCA regulations and ISO...
    PPR_6301
    SKU:
    PPR_6301
    Diameter Options:
    26 Inch
    Length Options:
    72 Inch
    Truck Class:
    Heavy Duty
    Capacity:
    150 Gallons
    Position:
    Rear Fill
    Shape Options:
    Cylindrical
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Size Options:
    11 Gauge
    Position:
    Driver Side
    Type Options:
    Rear Fill
    $1,199.99
    Qty in Cart: 0
    Price:
    $1,199.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 100 Gallon- 26 X 48 Inch- Rear Fill W/New Style Manifold- Driver/Passenger Side For Peterbilt

    BESTfit Aluminum Fuel Tank 100 Gallon- 26 X 48 Inch- Rear Fill W/New Style Manifold- Driver/Passenger Side For Peterbilt

    BESTFIT TRUCK PARTS

    $799.99
    This 100 gallon 26 X 48 inch rear fill fuel tank that fits Peterbilt with new style manifold is manufactured to OE specifications with the same materials that is used in OE manufacturing. The tank is...
    PPR_22582
    SKU:
    PPR_22582
    Capacity:
    100 Gallons
    Position:
    Rear Fill
    Length Options:
    43 Inch
    Truck Class:
    Heavy Duty
    Diameter Options:
    26 Inch
    Shape Options:
    Cylindrical
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Size Options:
    11 Gauge
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Length Options:
    48 Inch
    $799.99
    Qty in Cart: 0
    Price:
    $799.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 135 Gallon- 26 X 65 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 135 Gallon- 26 X 65 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $1,049.99
    Choose Option(s) to see description.Fitment* Fits Peterbilt 335 2006 thru 2010* Fits Peterbilt 378 2006 and 2007* Fits Peterbilt 379 2006 and 2007* Fits Peterbilt 386 2006 thru 2016* Fits Peterbilt...
    PPR_7479
    SKU:
    PPR_7479
    Capacity:
    135 Gallons
    Position:
    Rear Fill
    Diameter Options:
    26 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Size Options:
    11 Gauge
    Position:
    Driver Side
    Position:
    Passenger Side
    Type Options:
    Rear Fill
    Length Options:
    66 Inch
    $1,049.99
    Qty in Cart: 0
    Price:
    $1,049.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 110 Gallon- 23 X 62 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 110 Gallon- 23 X 62 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $1,019.99
    This BestFit 23 X 62 inch fuel tank is manufactured to OE specifications with the same materials as used in OE manufacturing, is rigorously tested under FMSCA regulations and ISO certified. We are so...
    PPR_22614
    SKU:
    PPR_22614
    Diameter Options:
    23 Inch
    Capacity:
    110 Gallons
    Position:
    Rear Fill
    Length Options:
    57 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Type Options:
    Rear Fill
    Size Options:
    11 Gauge
    Position:
    Passenger Side
    Position:
    Driver Side
    Length Options:
    62 Inch
    $1,019.99
    Qty in Cart: 0
    Price:
    $1,019.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 125 Gallon- 26 X 57 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 125 Gallon- 26 X 57 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $959.99 - $969.99
    This 26 X 57 inch 125 gallon BestFit Rear Fill Fuel Tank is manufactured to OE specifications with the same materials as used in OE manufacturing, is rigorously tested under FMSCA regulations and ISO...
    PPR_7608
    SKU:
    PPR_7608
    Capacity:
    125 Gallons
    Diameter Options:
    26 Inch
    Truck Class:
    Heavy Duty
    Position:
    Rear Fill
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Size Options:
    11 Gauge
    Length Options:
    57 Inch
    $959.99 - $969.99
    Qty in Cart: 0
    Price:
    $959.99 - $969.99
    Subtotal:
  • BESTfit Aluminum Split Tank 107 Gallon Fuel- Rear Fill/ 51 Gallon Hydraulic- Front Fill- 26 X 72 Inch W/ New Style Manifold- Passenger Side For Peterbilt 2008 & Newer

    BESTfit Aluminum Split Tank 107 Gallon Fuel- Rear Fill/ 51 Gallon Hydraulic- Front Fill- 26 X 72 Inch W/ New Style Manifold- Passenger Side For Peterbilt 2008 & Newer

    BESTFIT TRUCK PARTS

    $1,349.99
    Passenger Side 107 Gallon Fuel- Rear Fill/ 51 Gallon Hydraulic- Front Fill- 26 X 72 Inch Aluminum Split Tank W/ New Style Manifold By BESTfit* High Quality Split Tank* Made Of Aluminum* Double Wall...
    01-060015019
    SKU:
    01-060015019
    Capacity:
    150 Gallons
    Position:
    Passenger Side
    Diameter Options:
    26 Inch
    Product Type:
    Fuel Tanks
    Make:
    Peterbilt
    Length Options:
    72 Inch
    Style Options:
    Split Function
    Material Options:
    Aluminum
    Type Options:
    Rear Fill
    $1,349.99
    Qty in Cart: 0
    Price:
    $1,349.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 135 Gallon- 23 X 77 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 135 Gallon- 23 X 77 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $1,080.99
    A BESTfit Aluminum Fuel Tank 135?Gallon with a 23 inch diameter and 77 inch length is a heavy-duty aftermarket fuel tank option designed as a rear-fill replacement for a range of Peterbilt trucks...
    PPR_200351
    SKU:
    PPR_200351
    Capacity:
    135 Gallons
    Position:
    Rear Fill
    Length Options:
    72 Inch
    Truck Class:
    Heavy Duty
    Diameter Options:
    23 Inch
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Size Options:
    11 Gauge
    Length Options:
    77 Inch
    $1,080.99
    Qty in Cart: 0
    Price:
    $1,080.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 110 Gallon- 26 X 53 Inch- Rear Fill For Peterbilt New Style Manifold

    BESTfit Aluminum Fuel Tank 110 Gallon- 26 X 53 Inch- Rear Fill For Peterbilt New Style Manifold

    BESTFIT TRUCK PARTS

    $1,054.99 - $1,064.99
    Reliable fuel storage is essential for consistent performance on the road, and the BESTfit 110 Gallon Aluminum Fuel Tank is built to support long-distance operation. Designed for Peterbilt trucks...
    PPR_22273
    SKU:
    PPR_22273
    Diameter Options:
    26 Inch
    Capacity:
    110 Gallons
    Position:
    Rear Fill
    Length Options:
    48 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Size Options:
    11 Gauge
    Length Options:
    53 Inch
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    $1,054.99 - $1,064.99
    Qty in Cart: 0
    Price:
    $1,054.99 - $1,064.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 60 Gallon- 26 X 27 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 60 Gallon- 26 X 27 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $782.99
    60 Gallon 26 X 27 Inch Aluminum Fuel Tank- Center Fill W/ New Style Manifold By BESTfit Fits PeterbiltThe 60 Gallon Center Fill Aluminum Fuel Tank, measuring 26 inches in diameter and 27 inches in...
    01-06006000
    SKU:
    01-06006000
    Product Type:
    Fuel Tanks
    Material Options:
    Aluminum
    Capacity:
    60 Gallons
    Position:
    Center Fill
    Diameter Options:
    26 Inch
    Length Options:
    27 Inch
    Make:
    Peterbilt
    Type Options:
    Center Fill
    $782.99
    Qty in Cart: 0
    Price:
    $782.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 100 Gallon- 23 X 60 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 100 Gallon- 23 X 60 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $988.99
    This 100-gallon 23 60 inch rear-fill aluminum fuel tank offers Peterbilt owners a durable, high-capacity replacement when the rear-fill manifold, filler neck and fitting locations match their truck's...
    PPR_200353
    SKU:
    PPR_200353
    Length Options:
    55 Inch
    Truck Class:
    Heavy Duty
    Capacity:
    100 Gallons
    Position:
    Rear Fill
    Diameter Options:
    23 Inch
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Size Options:
    11 Gauge
    Length Options:
    60 Inch
    $988.99
    Qty in Cart: 0
    Price:
    $988.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 80 Gallon- 26 X 38 Inch- Rear Fill For Peterbilt New Style Manifold

    BESTfit Aluminum Fuel Tank 80 Gallon- 26 X 38 Inch- Rear Fill For Peterbilt New Style Manifold

    BESTFIT TRUCK PARTS

    $783.99
    This BestFit Fuel Tank is manufactured to OE specifications with the same materials as used in OE manufacturing, is rigorously tested under FMSCA regulations and ISO certified. We're so confident in...
    PPR_22586
    SKU:
    PPR_22586
    Capacity:
    80 Gallons
    Position:
    Rear Fill
    Length Options:
    33 Inch
    Truck Class:
    Heavy Duty
    Diameter Options:
    26 Inch
    Shape Options:
    Cylindrical
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Size Options:
    11 Gauge
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Length Options:
    38 Inch
    $783.99
    Qty in Cart: 0
    Price:
    $783.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 80 Gallon- 26 X 38 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 80 Gallon- 26 X 38 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $783.99
    80 Gallon 26 X 38 Inch Aluminum Fuel Tank- Center Fill W/ New Style Manifold By BESTfit Fits PeterbiltThis BESTfit Fuel Tank Is Manufactured To Oe Specifications With The Same Materials As Used In Oe...
    01-06008003
    SKU:
    01-06008003
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Length Options:
    33 Inch
    Shape Options:
    Cylindrical
    Diameter Options:
    26 Inch
    Position:
    Center Fill
    Product Type:
    Fuel Tanks
    Capacity:
    80 Gallons
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    Type Options:
    Center Fill
    Size Options:
    11 Gauge
    $783.99
    Qty in Cart: 0
    Price:
    $783.99
    Subtotal:
  • BESTfit Aluminum Split Tank 93 Gallon Fuel- Rear Fill/ 47 Gallon Hydraulic- Front Fill- 26 X 65 Inch W/ New Style Manifold- Passenger Side For Peterbilt 2008 & Newer

    BESTfit Aluminum Split Tank 93 Gallon Fuel- Rear Fill/ 47 Gallon Hydraulic- Front Fill- 26 X 65 Inch W/ New Style Manifold- Passenger Side For Peterbilt 2008 & Newer

    BESTFIT TRUCK PARTS

    $1,259.99
    Passenger Side 93 Gallon Fuel- Rear Fill/ 47 Gallon Hydraulic- Front Fill- 26 X 65 Inch Aluminum Split Tank W/ New Style Manifold By BESTfit* High Quality Split Fuel Tank* Made Of Aluminum* Double...
    01-060013521
    SKU:
    01-060013521
    Material Options:
    Aluminum
    Capacity:
    135 Gallons
    Position:
    Passenger Side
    Diameter Options:
    26 Inch
    Product Type:
    Fuel Tanks
    Length Options:
    66 Inch
    Style Options:
    Split Function
    Make:
    Peterbilt
    Type Options:
    Rear Fill
    Ready To Ship:
    Yes
    $1,259.99
    Qty in Cart: 0
    Price:
    $1,259.99
    Subtotal:
  • 50 Gallon Aluminum Side Mount Reservoir With Rear Ports

    50 Gallon Aluminum Side Mount Reservoir With Rear Ports

    BUYERS PRODUCTS

    $1,328.99
    50 Gallon Reservoir W/ Rear PortsThis lightweight, corrosion-resistant aluminum reservoir features dual 2-inch NPT rear ports and internal baffles to reduce sloshing and control temperatures. It...
    09-02500057
    SKU:
    09-02500057
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Position:
    Center Fill
    Capacity:
    50 Gallons
    Product Type:
    Fuel Tanks
    Type Options:
    Center Fill
    $1,328.99
    Qty in Cart: 0
    Price:
    $1,328.99
    Subtotal:
  • 4.813 X 40.25 Inch Aluminum Fuel Tank Step For Peterbilt, Kenworth

    4.813 X 40.25 Inch Aluminum Fuel Tank Step For Peterbilt, Kenworth

    AFTERMARKET

    $195.99
    4.813 X 40.25 Inch Fuel Tank Step Replaces K229-1169-3, K22911693Upgrade your truck's accessibility with a corrosion-resistant aluminum fuel tank step. This 40.25 x 4.813 x 1.930-inch step fits...
    29-06010002
    SKU:
    29-06010002
    Product Type:
    Fuel Tanks
    Material Options:
    Aluminum
    Length Options:
    40 Inch
    Width Options:
    4 3/4 Inch
    Make:
    Peterbilt
    Make:
    Kenworth
    Ready To Ship:
    Yes
    $195.99
    Qty in Cart: 0
    Price:
    $195.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 150 Gallon- 23 X 87 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 150 Gallon- 23 X 87 Inch- Rear Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $1,223.99
    A BESTfit Aluminum Fuel Tank 150 Gallon 2387 Inch Rear Fill offers a heavy-duty aftermarket fuel storage solution for many Peterbilt trucks. Made from 11-gauge aluminum with precision CNC-laser cut...
    PPR_200352
    SKU:
    PPR_200352
    Diameter Options:
    23 Inch
    Length Options:
    82 Inch
    Truck Class:
    Heavy Duty
    Capacity:
    150 Gallons
    Position:
    Rear Fill
    Shape Options:
    Cylindrical
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Position:
    Driver Side
    Type Options:
    Rear Fill
    Size Options:
    11 Gauge
    $1,223.99
    Qty in Cart: 0
    Price:
    $1,223.99
    Subtotal:
  • 35 Gallon Aluminum Side Mount Cylindrical Reservoir- 24 X 19 Inch

    35 Gallon Aluminum Side Mount Cylindrical Reservoir- 24 X 19 Inch

    BUYERS PRODUCTS

    $1,069.99
    35 Gallon Side Mount Cylindrical ReservoirBuilt for strength and reliability, the 35 Gallon Aluminum Side Mount Cylindrical Reservoir offers a premium hydraulic fluid storage solution. Constructed...
    09-02500265
    SKU:
    09-02500265
    Capacity:
    35 Gallons
    Product Type:
    Cargo Control
    Diameter Options:
    24 Inch
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Length Options:
    19 Inch
    Type Options:
    Side Mount
    Make:
    Universal Items
    $1,069.99
    Qty in Cart: 0
    Price:
    $1,069.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 120 Gallon- 23 X 72 Inch- Rear Fill For Peterbilt

    BESTfit Aluminum Fuel Tank 120 Gallon- 23 X 72 Inch- Rear Fill For Peterbilt

    BESTFIT TRUCK PARTS

    $989.00
    120 Gallon 23 X 72 Inch Aluminum Fuel Tank- Rear Fill By BESTfit Fits PeterbiltUpgrade your truck's fuel system with this high-quality 120 Gallon Aluminum Fuel Tank featuring a convenient rear fill...
    01-060012001
    SKU:
    01-060012001
    Capacity:
    120 Gallons
    Product Type:
    Fuel Tanks
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Length Options:
    72 Inch
    Ready To Ship:
    Yes
    $989.00
    Qty in Cart: 0
    Price:
    $989.00
    Subtotal:
  • BESTfit DEF Pump 2.2 For Cummins Replaces 1819797, 2880158, A662102

    BESTfit DEF Pump 2.2 For Cummins Replaces 1819797, 2880158, A662102

    BESTFIT TRUCK PARTS

    $1,145.99
    Exhaust Fluid Pump 2.2 By BESTfit Replaces 1819797, 2880158, A662102 Fits CumminsOptimize your emissions system with the BESTfit DEF Pump 2.2, a dependable replacement for 1819797, 2880158, and...
    29-06070029
    SKU:
    29-06070029
    Product Type:
    Fuel Tanks
    Style Options:
    Cummins
    Make:
    Universal Items
    $1,145.99
    Qty in Cart: 0
    Price:
    $1,145.99
    Subtotal:
  • BESTfit DEF Pump 2.2 For Cummins Replaces 098644D207, 2P0131113B, 5EL056

    BESTfit DEF Pump 2.2 For Cummins Replaces 098644D207, 2P0131113B, 5EL056

    BESTFIT TRUCK PARTS

    $1,138.99
    Diesel Exhaust Fluid Pump 2.2 By BESTfit Replaces 098644D207, 2P0131113B, 5EL056 Fits CumminsMaximize the efficiency of your emissions system with the BESTfit DEF Pump 2.2, a reliable replacement for...
    29-06070027
    SKU:
    29-06070027
    Style Options:
    Cummins
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $1,138.99
    Qty in Cart: 0
    Price:
    $1,138.99
    Subtotal:
  • BESTfit Doser Injector Gasket For Cummins Engine Replaces 4354280, 2885890, A029Y977

    BESTfit Doser Injector Gasket For Cummins Engine Replaces 4354280, 2885890, A029Y977

    BESTFIT TRUCK PARTS

    $50.99
    Doser Injector Gasket Gasket By BESTfit Replaces 4354280, 2885890, A029Y977 Fits Cummins EngineMaintain proper injector sealing with the BESTfit Doser Injector Gaske for Cummins engines. Constructed...
    29-06070023
    SKU:
    29-06070023
    Product Type:
    Fuel Tanks
    Material Options:
    Stainless Steel
    Style Options:
    Cummins
    Make:
    Universal Items
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    Subtotal:
  • BESTfit DEF Doser Injector Kit For Cummins Engine Replaces 2121301002

    BESTfit DEF Doser Injector Kit For Cummins Engine Replaces 2121301002

    BESTFIT TRUCK PARTS

    $131.99
    Diesel Exhuast Fluid Injector Kit By BESTfit Replaces 2121301002 Fits Cummins EngineKeep your DEF system performing reliably with the BESTfit DEF Doser Injector Kit a replacement for Cummins engines...
    29-06070022
    SKU:
    29-06070022
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    Subtotal:
  • BESTfit DEF Doser Injector Kit Replaces 043028, 2121300002 For Cummins

    BESTfit DEF Doser Injector Kit Replaces 043028, 2121300002 For Cummins

    BESTFIT TRUCK PARTS

    $131.99
    Diesel Exhaust Fluid Doser Injector Kit By BESTfit Replaces 043028, 2121300002 Fits CumminsKeep emissions systems performing efficiently with the BESTfit DEF Doser Injector Kit, a direct replacement...
    09-06070004
    SKU:
    09-06070004
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    Subtotal:
  • BESTfit DEF Doser Injector Kit For Cummins Replaces 043027, 2121300003, 321353

    BESTfit DEF Doser Injector Kit For Cummins Replaces 043027, 2121300003, 321353

    BESTFIT TRUCK PARTS

    $131.99
    Diesel Exhaust Fluid Doser Injector Kit By BESTfit Replaces 043027, 2121300003, 321353 Fits CumminsMaintain accurate emissions dosing with the BESTfit DEF Doser Injector Kit, replacing 043027,...
    09-06070002
    SKU:
    09-06070002
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    Subtotal:
  • BESTfit DEF Doser Injector Kit Replaces 2121300001 For Cummins

    BESTfit DEF Doser Injector Kit Replaces 2121300001 For Cummins

    BESTFIT TRUCK PARTS

    $131.99
    Diesel Exhaust Fluid Doser Injector Kit By BESTfit Fits CumminsDepend on strong emissions system performance with the BESTfit DEF Doser Injector Kit, a replacement for 2121300001. Designed for...
    09-06070003
    SKU:
    09-06070003
    Position:
    Kit Full
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank 100 Gallon- 26 X 48 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTfit Aluminum Fuel Tank 100 Gallon- 26 X 48 Inch- Center Fill W/ New Style Manifold For Peterbilt

    BESTFIT TRUCK PARTS

    $971.99
    100 Gallon 26 X 48 Inch Aluminum Fuel Tank- Center Fill W/ New Style Manifold By BESTfitReinforce your Peterbilt's fuel system with the BESTfit Aluminum Fuel Tank 100 Gallon. Constructed from robust...
    01-060010014
    SKU:
    01-060010014
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Length Options:
    43 Inch
    Shape Options:
    Cylindrical
    Diameter Options:
    26 Inch
    Product Type:
    Fuel Tanks
    Capacity:
    100 Gallons
    Position:
    Center Fill
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    Type Options:
    Center Fill
    Size Options:
    11 Gauge
    $971.99
    Qty in Cart: 0
    Price:
    $971.99
    Subtotal:
  • Fuel Pressure Sensor Harness

    Fuel Pressure Sensor Harness

    JML KUSTOMS

    $20.18
    Fuel Sensor HarnessThis fuel sensor harness is built with 16 AWG nylon/copper wiring and includes heat-shrink butt connectors and expandable sleeving for a sealed, corrosion-resistant installation...
    09-160300021
    SKU:
    09-160300021
    Material Options:
    Copper
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $20.18
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  • BESTfit Aluminum Auxiliary Fuel Tank 45 Gallon- 19 X 36 Inch- Front Fill

    BESTfit Aluminum Auxiliary Fuel Tank 45 Gallon- 19 X 36 Inch- Front Fill

    BESTFIT TRUCK PARTS

    $750.99
    45 Gallon 19 X 36 Inch Aluminum Auxiliary Fuel Tank- Front Fill By BESTfitThis 19 X 36 Inch 45 Gallon BESTfit Front Fill Fuel Tank Is Manufactured To OE Specifications With The Same Materials As Used...
    09-0600045
    SKU:
    09-0600045
    Capacity:
    45 Gallons
    Position:
    Front Fill
    Diameter Options:
    19 Inch
    Truck Class:
    Universal
    Shape Options:
    Cylindrical
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Fuel Tanks
    Length Options:
    38 Inch
    Size Options:
    11 Gauge
    Type Options:
    Front Fill
    Ready To Ship:
    Yes
    $750.99
    Qty in Cart: 0
    Price:
    $750.99
    Subtotal:
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Find Replacement Aluminum Fuel Tanks to Fit Your Pete 388

Discover a wide selection of top-quality Peterbilt 388 diesel fuel tanks to meet all your commercial trucking requirements. From aluminum side mount and rear fill tanks to upright hydraulic reservoirs, this product lineup offers a diverse range of fuel storage solutions built to withstand the demands of heavy-duty use. These durable, high-capacity tanks, available in various sizes from 50 to 150 gallons, provide ample fuel capacity to power your Peterbilt 388 truck through long hauls. With features like bottom rear ports, mounting kits, and new style manifolds, these fuel tanks are designed for seamless installation and optimal performance. Whether you need a replacement or an upgrade, this Peterbilt 388 fuel tank product lineup has you covered for all your diesel fuel storage needs.

Frequently Asked Questions About Peterbilt 388 Diesel Fuel Tanks

Will a replacement fuel tank fit my Peterbilt 388 without modification?

Fuel tanks for the Peterbilt 388 are typically designed to match factory mounting points and strap configurations, but fitment can vary based on tank capacity, diameter, and the year of your truck. Always check the listed specifications and compare them to your existing tank's dimensions and mounting bracket spacing before ordering to ensure a proper fit.

What materials are these fuel tanks made from, and does it affect performance?

Diesel fuel tanks for the Peterbilt 388 are commonly available in aluminum or steel. Aluminum tanks are lighter, which can help with overall vehicle weight and fuel efficiency, while steel tanks tend to be heavier but offer added durability in certain applications. The right choice often depends on your priorities for weight savings versus long-term wear resistance.

What size and capacity options are available for the Peterbilt 388?

Fuel tanks for this model are typically offered in a range of capacities and diameters to match different chassis configurations and fuel range needs. Be sure to measure your current tank or check your truck's specifications to confirm you're selecting a capacity and shape that will fit your frame rail spacing and existing mounting hardware.

Do these fuel tanks come with the necessary straps and mounting hardware?

This varies by product listing. Some fuel tanks include mounting straps and hardware, while others are sold as the tank only. Check the product description carefully before purchasing, and if hardware isn't included, confirm whether your existing straps are compatible or if you'll need to order them separately.

What should I check before installing a new fuel tank to avoid leaks or fitment issues?

Before installation, inspect the tank for any shipping damage, confirm that all fittings, sending unit openings, and vent locations match your truck's existing fuel lines and components. It's also a good idea to have a qualified technician handle installation to ensure straps are properly torqued and all seals and fittings are secure, reducing the risk of leaks or fuel line stress over time.


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