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Engine & Performance Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Belt Tensioner Assembly Replaces 2871293, 3682946, 3691282, 3691283, 4299051 For Freightliner 113, 125

    Belt Tensioner Assembly Replaces 2871293, 3682946, 3691282, 3691283, 4299051 For Freightliner 113, 125

    AFTERMARKET

    $239.99
    New Cummins ISX Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.279 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner...
    03-07060001
    SKU:
    03-07060001
    Product Type:
    Engine Parts
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Diameter Options:
    3 Inch
    Width Options:
    1 1/4 Inch
    $239.99
    Qty in Cart: 0
    Price:
    $239.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    TPHD Upper Rear Kenworth Motor Mount Bushing 70-80 Duro Replaces K066421

    TPHD Upper Rear Kenworth Motor Mount Bushing 70-80 Duro Replaces K066421

    TURNPIKE TRUCK TRIM

    Now: $8.14
    Was: $14.65
    Upper Rear Kenworth Motor Mount Bushing* High Quality Mount Bushing* Upper Rear* 70-80 Duro* Sold Individually* Warranty On Mount Bushings Against Defects In Workmanship & Material From Date Of...
    02-07120048
    SKU:
    02-07120048
    Truck Class:
    Heavy Duty
    Product Type:
    Engine Parts
    Make:
    Kenworth
    Ready To Ship:
    Yes
    Now: $8.14
    Was: $14.65
    Qty in Cart: 0
    Price:
    Now: $8.14
    Was: $14.65
    Subtotal:
  • On Sale
    Limited Quantity Available
    16-12 Inch Chrome Rolled End Bumper W/ Mounting Holes Only For Peterbilt 388 High Clearance

    16-12 Inch Chrome Rolled End Bumper W/ Mounting Holes Only For Peterbilt 388 High Clearance

    VALLEY CHROME PLATING

    Now: $186.79
    Was: $529.99
    16-12 Inch Chrome Rolled End Bumper W/ Mounting Holes Only* High Quality Bumper* Chrome-Plated Steel* 16-12 Inch* With Rolled Ends* Mounting Holes Only* Made In USA* Sold Individually* Warranty On...
    HOB000002
    SKU:
    HOB000002
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Finish Options:
    Chrome-Plated
    Make:
    Peterbilt
    Style Options:
    Rolled End
    Ready To Ship:
    Yes
    Now: $186.79
    Was: $529.99
    Qty in Cart: 0
    Price:
    Now: $186.79
    Was: $529.99
    Subtotal:
  • Turbo Pressure Sensor Turbo Replaces 2041677, 2126981 For Peterbilt

    Turbo Pressure Sensor Turbo Replaces 2041677, 2126981 For Peterbilt

    AFTERMARKET

    $106.99
    Pressure Sensor TurboAn exhaust back pressure sensor gauges the back pressure directly after the cylinder, allowing the engine control unit to adjust valve timing and prevent knocking. This sensor is...
    01-07100007
    SKU:
    01-07100007
    Product Type:
    Engine Parts
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    $106.99
    Qty in Cart: 0
    Price:
    $106.99
    Subtotal:
  • Serpentine Belt Tensioner Pulley Assembly Replaces 49506, 38506

    Serpentine Belt Tensioner Pulley Assembly Replaces 49506, 38506

    AFTERMARKET

    $283.99
    Drive Belt Tensioner & Pulley Assembly* High Quality Tensioner Assembly* Dimensions:  - 1.574 Inch Pulley Width   - 2.952 Inch Pulley O.D.* Made In USA* Sold Individually* Warranty On Tensioner...
    29-07060151
    SKU:
    29-07060151
    Truck Class:
    Heavy Duty
    Product Type:
    Engine Parts
    Width Options:
    1 1/2 Inch
    Make:
    International
    Make:
    Western Star
    Make:
    Ford
    Make:
    Peterbilt
    Make:
    Freightliner
    Make:
    Kenworth
    Make:
    Sterling
    $283.99
    Qty in Cart: 0
    Price:
    $283.99
    Subtotal:
  • Trinary Air Sensing Switch Replaces OE RD5-4625-0P

    Trinary Air Sensing Switch Replaces OE RD5-4625-0P

    BESTFIT TRUCK PARTS

    $49.18
    Trinary Pressure Switch* High Quality Trinary Switch* Sold Individually* Warranty On Trinary Switches Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...
    29-07000019
    SKU:
    29-07000019
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $49.18
    Qty in Cart: 0
    Price:
    $49.18
    Subtotal:
  • Engine Oil Pan Gasket Replaces 20532272, 355.950 For Volvo

    Engine Oil Pan Gasket Replaces 20532272, 355.950 For Volvo

    AFTERMARKET

    $85.99
    Replacement Engine Oil Pan Gasket Fits Mack & VolvoPrevent oil leaks and protect your engine with this Engine Oil Pan Gasket for Mack and Volvo, replacement for OEM 20532272 and 355.950. Made from...
    29-07200021
    SKU:
    29-07200021
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Volvo
    Make:
    Mack
    Product Type:
    Engine Parts
    $85.99
    Qty in Cart: 0
    Price:
    $85.99
    Subtotal:
  • Cross Shaft Lever for Peterbilt – 06-00715 Replacement

    Cross Shaft Lever for Peterbilt – 06-00715 Replacement

    BESTFIT TRUCK PARTS

    $36.71
    Heavy-Duty Clutch Cross-Shaft Lever - Direct Fit for PeterbiltThis heavy-duty cross-shaft lever is the direct-fit replacement for Peterbilt part number 06-00715, engineered to restore proper clutch...
    01-0705006
    SKU:
    01-0705006
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    Length Options:
    8 Inch
    Ready To Ship:
    Yes
    $36.71
    Qty in Cart: 0
    Price:
    $36.71
    Subtotal:
  • Fleetguard WF2127 Spin On Water Filter For Cummins ISX QSX Models

    Fleetguard WF2127 Spin On Water Filter For Cummins ISX QSX Models

    OPP - ORIGINAL PARTS PROGRAM

    $55.99
    Coolant Filter For Cummins ISX Engines* High Quality Water Filter* Spin On* Sold Individually* Warranty On Water Filters Against Defects In Workmanship & Material From Date Of Purchase*** This Is An...
    WF2127FLG
    SKU:
    WF2127FLG
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $55.99
    Qty in Cart: 0
    Price:
    $55.99
    Subtotal:
  • FLEETGUARD LF-3883 Spin On Hydraulic Oil Filter For International 4300

    FLEETGUARD LF-3883 Spin On Hydraulic Oil Filter For International 4300

    OPP - ORIGINAL PARTS PROGRAM

    $40.67
    Full-Flow Spin-On Lube FilterThe FleetGuard Full-Flow Spin-On Lube Filter offers top-notch oil filtration for International, Perkins, and Agco engines. With high efficiency, it removes contaminants,...
    LF3883FLG
    SKU:
    LF3883FLG
    Material Options:
    Fiberglass
    Truck Class:
    Heavy Duty
    Make:
    International
    Product Type:
    Engine Parts
    $40.67
    Qty in Cart: 0
    Price:
    $40.67
    Subtotal:
  • Fleetguard Oil Filter Replaces 57521 For Isuzu NPR Box Truck

    Fleetguard Oil Filter Replaces 57521 For Isuzu NPR Box Truck

    OPP - ORIGINAL PARTS PROGRAM

    $32.53
    5.2 Diesel Engine Oil Filter* High Quality Oil Filter* Sold Individually* Warranty On Oil Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An OEM Replacement Part/...
    LF3854FLG
    SKU:
    LF3854FLG
    Material Options:
    Fiberglass
    Truck Class:
    Heavy Duty
    Make:
    Isuzu
    Product Type:
    Engine Parts
    $32.53
    Qty in Cart: 0
    Price:
    $32.53
    Subtotal:
  • Fleetguard Oil Filter Replaces 2-94654-200-0 For Isuzu NPR Box Truck

    Fleetguard Oil Filter Replaces 2-94654-200-0 For Isuzu NPR Box Truck

    OPP - ORIGINAL PARTS PROGRAM

    $33.71
    5.2 Diesel Engine Lube Filter* High Quality Oil Filter* Sold Individually* Warranty On Oil Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An OEM Replacement Part/...
    LF17537FLG
    SKU:
    LF17537FLG
    Material Options:
    Fiberglass
    Truck Class:
    Heavy Duty
    Make:
    Isuzu
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $33.71
    Qty in Cart: 0
    Price:
    $33.71
    Subtotal:
  • Fleetguard FS19727 Fuel Water Separator

    Fleetguard FS19727 Fuel Water Separator

    OPP - ORIGINAL PARTS PROGRAM

    $26.22
    10 Micron Fuel Water Separator Filter* High Quality Separator Filter* Sold Individually* Warranty On Separator Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An...
    FS19727FLG
    SKU:
    FS19727FLG
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $26.22
    Qty in Cart: 0
    Price:
    $26.22
    Subtotal:
  • Fuel Spin-On Filter FF5165 For Isuzu NPR Box Truck

    Fuel Spin-On Filter FF5165 For Isuzu NPR Box Truck

    OPP - ORIGINAL PARTS PROGRAM

    $59.99
    5.2 Diesel Engine Fuel Spin-On Filter* High Quality Fuel Filter* Sold Individually* Warranty On Fuel Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An OEM...
    FF5165FLG
    SKU:
    FF5165FLG
    Material Options:
    Brass
    Truck Class:
    Heavy Duty
    Make:
    Isuzu
    Product Type:
    Engine Parts
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • Power Steering Reservoir 2 Quart - 94574A For Peterbilt

    Power Steering Reservoir 2 Quart - 94574A For Peterbilt

    AFTERMARKET

    $274.99
    Peterbilt 2 Quart Power Steering Replacement ReservoirThe quality power steering reservoir includes a power steering cap, reservoir cover, gasket, clamp, and fluid filter. It measures 2.40 inches...
    01-07120002
    SKU:
    01-07120002
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    $274.99
    Qty in Cart: 0
    Price:
    $274.99
    Subtotal:
  • Power Steering Reservoir 10.50 Inch - 1002680 For Peterbilt 379

    Power Steering Reservoir 10.50 Inch - 1002680 For Peterbilt 379

    AUTOMANN USA

    $335.99
    Peterbilt 379 Power Steering Reservoir ReplacementReplace a cracked, leaking, or heat-damaged factory tank with this direct-fit Peterbilt power steering reservoir (replaces OEM numbers 10-02680 and...
    01-07120001
    SKU:
    01-07120001
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    Height Options:
    10 1/2 Inch
    Ready To Ship:
    Yes
    $335.99
    Qty in Cart: 0
    Price:
    $335.99
    Subtotal:
  • Oil Cooler Return Tube Replaces A0722715000 For Freightliner Cascadia

    Oil Cooler Return Tube Replaces A0722715000 For Freightliner Cascadia

    AFTERMARKET

    $66.99
    Oil Cooler Return Tube* High Quality Oil Cooler Return Tube* Jumper* Sold Individually * Warranty On Oil Cooler Return Tubes Against Defects In Workmanship & Material From Date Of Purchase*** High...
    03-0720005
    SKU:
    03-0720005
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • Power Steering Reservoir Cap Replaces VMLT3068 For Freightliner Cascadia, Century, Columbia, M2

    Power Steering Reservoir Cap Replaces VMLT3068 For Freightliner Cascadia, Century, Columbia, M2

    AUTOMANN USA

    $11.43
    Replacement Cap For Power Steering ReservoirSecure your truck's power steering fluid with this premium Power Steering Reservoir Cap, compatible with Freightliner Cascadia, Century, Columbia, and M2...
    03-0714004
    SKU:
    03-0714004
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $11.43
    Qty in Cart: 0
    Price:
    $11.43
    Subtotal:
  • Rear Motor Mount Replaces 0133928000, 0134070000, U30920301, 0135313000 For Freightliner Cascadia

    Rear Motor Mount Replaces 0133928000, 0134070000, U30920301, 0135313000 For Freightliner Cascadia

    AFTERMARKET

    $218.99
    Rear Motor Mount, Uses 2 Flanged Bolts* High Quality Motor Mount* Thick Rear* Yellow Duro* Uses (2) Crew Screw Or Flanged Bolts* Sold Individually * Warranty On Motor Mounts Against Defects In...
    03-07120038
    SKU:
    03-07120038
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $218.99
    Qty in Cart: 0
    Price:
    $218.99
    Subtotal:
  • 14.5 Inch Oil Cooler Supply Tube Replaces A07-22758-000 For Freightliner Cascadia 113, 125

    14.5 Inch Oil Cooler Supply Tube Replaces A07-22758-000 For Freightliner Cascadia 113, 125

    AFTERMARKET

    $113.99
    14.5 Inch Freightliner Cascadia Oil Cooler Supply TubeReplace your worn oil cooler line with this 14.5 Inch Oil Cooler Supply Tube for Freightliner Cascadia 113 and 125. Designed to replace...
    03-0720007
    SKU:
    03-0720007
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $113.99
    Qty in Cart: 0
    Price:
    $113.99
    Subtotal:
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Adding your products to cart

Frequently Asked Questions About Engine & Performance Parts

How do I know if an engine or performance part will fit my truck?

Fitment depends on your truck's make, model, engine family, and year, so it's important to check the compatibility details listed on each product page before ordering. If you're unsure, have your VIN or engine serial number on hand and reach out to our team so we can confirm the part matches your specific setup.

Will installing a performance part affect my truck's warranty or emissions compliance?

Some engine and performance components, especially those related to fuel delivery, exhaust, or emissions systems, can impact manufacturer warranties or federal and state emissions compliance depending on your truck's model year and how it's used. We recommend reviewing manufacturer warranty terms and local regulations before installing any part that alters factory engine settings or emissions output.

Can I install these parts myself, or do I need a professional?

Many parts, such as filters, gaskets, sensors, and belts, are straightforward enough for an experienced DIYer with the right tools. More involved components, like turbochargers, ECM modules, or major engine internals, typically require professional installation to ensure proper calibration and to avoid damage. If a listing includes detailed install instructions or torque specs, that's a good sign the job can be handled in-house; otherwise, we suggest having a qualified diesel technician install it.

What's the difference between OEM and aftermarket performance parts?

OEM parts are made to match your truck's original factory specifications, offering predictable fit and performance. Aftermarket performance parts are often designed to improve on stock capability, whether that's horsepower, fuel efficiency, or durability, but quality and results can vary by brand. We list manufacturer information on each product page so you can compare options and choose what fits your priorities and budget.

How long do engine and performance parts typically last before needing replacement?

Lifespan varies widely depending on the specific part, how the truck is used, and maintenance habits. Wear items like filters and belts need more frequent replacement, while components like turbochargers or sensors can last much longer with proper care. Check the product description for any manufacturer-suggested service intervals, and keep an eye on your truck's performance for early signs that a part may need attention.


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