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    Semi Truck Muffler Guide(Post)

    Need to lower your exhaust and engine noise, but aren’t sure what muffler to get? We offer Pittsburgh Power, Donaldson, Automann, and BESTfit mufflers. In this quick guide, we’ll break down the basics

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  • Heavy Duty Webb Style Rim Spacer

    Heavy Duty Webb Style Rim Spacer

    AFTERMARKET

    $61.99 - $86.99
    Enhance your truck's wheel performance with the Heavy Duty Webb Style Rim Spacer, engineered for strength, precision, and durability. Available in sizes like 20 X 3.375 Inch, 20 X 0.6525 Inch, 20 X 4...
    PPR_298963
    SKU:
    PPR_298963
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Wheels
    Ready To Ship:
    Yes
    $61.99 - $86.99
    Qty in Cart: 0
    Price:
    $61.99 - $86.99
    Subtotal:
  • Rear Brake Drum Spacer For Gunite 3922X, Webb 56864B - 1.1 Inch Hole Diameter, 1/2 Inch Hole Depth

    Rear Brake Drum Spacer For Gunite 3922X, Webb 56864B - 1.1 Inch Hole Diameter, 1/2 Inch Hole Depth

    TRU-BALANCE

    $90.99
    Brake Drum Spacer For Centering Brake Drum Holes To Stud* High Quality Brake Drum Spacers* Machined From Solid Steel Bar Stock* Specifications:  - Rear Brake Drums  - 19.50 Inch, 22.50 Inch, 24.50...
    09-201000071
    SKU:
    09-201000071
    Truck Class:
    Universal
    Location:
    Made In USA
    Diameter Options:
    1 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Wheels
    $90.99
    Qty in Cart: 0
    Price:
    $90.99
    Subtotal:
  • Wheel Clamp 4.5 Inch - Replaces E-5953, 3314, W-68 For 3/4 Inch Studs

    Wheel Clamp 4.5 Inch - Replaces E-5953, 3314, W-68 For 3/4 Inch Studs

    AUTOMANN USA

    $16.18
    3 Spoke Wheel Rim Clamp With 4.5 Inches From C To C Bolt* High Quality Wheel Clamp* Dimensions:  - 4.500 Inch C To C Bolt Holes  - 1.810 Inch Height  - 7.75 Inch Width  - 1.25 Inch Standout* Sold...
    09-20200193
    SKU:
    09-20200193
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Wheels
    Ready To Ship:
    Yes
    $16.18
    Qty in Cart: 0
    Price:
    $16.18
    Subtotal:
  • Mr. Krinkle Purple Shift Knob

    Mr. Krinkle Purple Shift Knob

    TWISTED SHIFTERZ

    $99.99
    Purple Mr. Krinkle Shift KnobAdd a bold finishing touch to your truck's shifter with the Purple Mr. Krinkle Shift Knob. Made from high-quality CNC machined aluminum, this shifter knob delivers...
    09-151300164
    SKU:
    09-151300164
    Location:
    Made In USA
    Width Options:
    2 Inch
    Color:
    Purple
    Material Options:
    Aluminum
    Style Options:
    Thread On
    Product Type:
    Interior
    Height Options:
    4 Inch
    Make:
    Universal Items
    $99.99
    Qty in Cart: 0
    Price:
    $99.99
    Subtotal:
  • Mr. Krinkle Shift Knob

    Mr. Krinkle Shift Knob

    TWISTED SHIFTERZ

    $87.99 - $348.99
    This Mr. Krinkle Shift Knob is a vibrant addition to any interior, coming in a striking green color and crafted from high-quality CNC machined aluminum for durability. It features a 1/2-13 thread...
    PPR_202251
    SKU:
    PPR_202251
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    $87.99 - $348.99
    Qty in Cart: 0
    Price:
    $87.99 - $348.99
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  • BESTfit Poly Motor Mount Bushing 2.570 Inch For Peterbilt 379

    BESTfit Poly Motor Mount Bushing 2.570 Inch For Peterbilt 379

    BESTFIT TRUCK PARTS

    $40.79
    Peterbilt 379 Poly Motor Mount Bushing By BESTfitExtend the life of your engine mounts with the durable BESTfit Poly Motor Mount Bushing, sized at 2.570 inches and engineered for Peterbilt 379 models...
    01-07120000
    SKU:
    01-07120000
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    $40.79
    Qty in Cart: 0
    Price:
    $40.79
    Subtotal:
  • AC Evaporator Replaces 052617, 1615006 For Mack MC, MR

    AC Evaporator Replaces 052617, 1615006 For Mack MC, MR

    AUTOMANN USA

    $308.99
    AC Evaporator Fits Mack MC & MREnsure consistent comfort in your Mack MC or MR with this durable AC Evaporator, engineered to replace parts 052617 and 1615006. With copper, brass, and aluminum...
    11-070000002
    SKU:
    11-070000002
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Engine Parts
    $308.99
    Qty in Cart: 0
    Price:
    $308.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Washer Fluid Pump Replaces 2585375C91, 21622110112, 82712974 For Mack MR

    Washer Fluid Pump Replaces 2585375C91, 21622110112, 82712974 For Mack MR

    AUTOMANN USA

    $25.45
    Washer Fluid Pump Fits Mack MRMaintain clear vision on your Mack MR with the Black Washer Fluid Pump. Featuring a 2-pin connection for easy installation, this high-quality pump ensures your washer...
    11-070702
    SKU:
    11-070702
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $25.45
    Qty in Cart: 0
    Price:
    $25.45
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  • FREE SHIPPING
    BESTfit A/C Evaporator W/ Tube-Fin Design For Mack MR

    BESTfit A/C Evaporator W/ Tube-Fin Design For Mack MR

    BESTFIT TRUCK PARTS

    $313.99
    A/C Evaporator W/ Tube-Fin Design By BESTfit Fits Mack MRThe BESTfit A/C Evaporator with Tube-Fin Design for Mack MR applications is a dependable replacement component designed to restore efficient...
    11-070000017
    SKU:
    11-070000017
    Product Type:
    Engine Parts
    Width Options:
    3 1/8 Inch
    Length Options:
    12 3/4 Inch
    Height Options:
    8 Inch
    Make:
    Peterbilt
    Make:
    Mack
    $313.99
    Qty in Cart: 0
    Price:
    $313.99
    Subtotal:
  • 29 Inch Windshield Wiper Arms For Mack MR & MRU Replaces 82715999

    29 Inch Windshield Wiper Arms For Mack MR & MRU Replaces 82715999

    DAYTON / DORMAN

    $95.99
    Steel Windshield Wiper Arms Fits Mack MR & MRU Replaces 82715999Restore clear visibility in all driving conditions with this 29 Inch Windshield Wiper Arm designed for Mack MR and MRU models. Built...
    11-0911015
    SKU:
    11-0911015
    Product Type:
    Exterior
    Make:
    Mack
    $95.99
    Qty in Cart: 0
    Price:
    $95.99
    Subtotal:
  • Oil Pressure Sensor Replaces 20706315, 64MT2114 For Mack Vision & MR

    Oil Pressure Sensor Replaces 20706315, 64MT2114 For Mack Vision & MR

    AUTOMANN USA

    $82.99
    3 Pin Oil Pressure Sensor For Mack Models With E7 EngineMaintain engine efficiency and prevent oil-related failures with the Oil Pressure Sensor for Mack Vision & MR. Built for E7 engines, this...
    11-07100008
    SKU:
    11-07100008
    Product Type:
    Engine Parts
    Style Options:
    3 Prong
    Length Options:
    1 3/4 Inch
    Make:
    Mack
    $82.99
    Qty in Cart: 0
    Price:
    $82.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    BESTfit Charge Air Cooler 24.69 X 18.62 Inch For Mack LE & MR

    BESTfit Charge Air Cooler 24.69 X 18.62 Inch For Mack LE & MR

    BESTFIT TRUCK PARTS

    Now: $146.00
    Was: $572.99
    Keep your Mack LE and MR Series engines running at peak performance with this BESTfit Super Duty Charge Air Cooler. Available as a charge air only unit or a complete installation kit, it's built for...
    PPR_200225
    SKU:
    PPR_200225
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    Now: $146.00
    Was: $572.99
    Qty in Cart: 0
    Price:
    Now: $146.00
    Was: $572.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 17 X 24 Inch AC Condenser For Mack MR & MRU Series Cabover

    BESTfit 17 X 24 Inch AC Condenser For Mack MR & MRU Series Cabover

    BESTFIT TRUCK PARTS

    $146.99
    BESTfit AC Condenser 17.00 Inch x 24.00 Inch Fits Mack MR/MRU Series CaboverKeep your Mack MR and MRU Series Cabover air conditioning performing efficiently with this BESTfit 17 x 24 Inch AC...
    11-070008
    SKU:
    11-070008
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Engine Parts
    $146.99
    Qty in Cart: 0
    Price:
    $146.99
    Subtotal:
  • Fiberglass 9 Blade Fan Blade Replaces 25175178, 2MH460 For Mack MR

    Fiberglass 9 Blade Fan Blade Replaces 25175178, 2MH460 For Mack MR

    BESTFIT TRUCK PARTS

    $189.99
    24 Inch Fiberglass 9 Blade Fan Blade W/ 2.562 Inch Pilot HoleReduce engine overheating and increase reliability with the Fiberglass 9 Blade Fan Blade, specifically designed for Mack MR trucks. This...
    11-0706005
    SKU:
    11-0706005
    Diameter Options:
    24 Inch
    Material Options:
    Fiberglass
    Product Type:
    Engine Parts
    Make:
    Mack
    $189.99
    Qty in Cart: 0
    Price:
    $189.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 12V Blower Mower Assembly W/ 3 Speed Design For Mack MR/MRU

    BESTfit 12V Blower Mower Assembly W/ 3 Speed Design For Mack MR/MRU

    BESTFIT TRUCK PARTS

    $191.99
    Blower Mower Assembly 12V W/ 3 Speed Design By BESTfit Fits Mack MR/MRUImprove cab comfort and HVAC reliability with the BESTfit 12V Blower Motor Assembly with 3-Speed Design for Mack MR and MRU...
    11-150300009
    SKU:
    11-150300009
    Product Type:
    Interior
    Height Options:
    5 Inch
    Length Options:
    12 3/4 Inch
    Width Options:
    4 1/2 Inch
    Make:
    Mack
    $191.99
    Qty in Cart: 0
    Price:
    $191.99
    Subtotal:
  • BESTfit Cab Vent Window Latch Kit Replaces 90904100430, 4100430 For Mack MR

    BESTfit Cab Vent Window Latch Kit Replaces 90904100430, 4100430 For Mack MR

    BESTFIT TRUCK PARTS

    $146.99
    Cab Vent Window Latch Kit By BESTfitSimplify cab vent maintenance on your Mack MR with this high-quality BESTfit Cab Vent Window Latch Kit, a direct replacement for 90904100430 and 4100430. With all...
    11-09140011
    SKU:
    11-09140011
    Product Type:
    Exterior
    Make:
    Mack
    $146.99
    Qty in Cart: 0
    Price:
    $146.99
    Subtotal:
  • Cab Door Vent Replaces 25161633 For Mack MR, MRU, Driver Side

    Cab Door Vent Replaces 25161633 For Mack MR, MRU, Driver Side

    DAYTON / DORMAN

    $96.99
    Driver Side Cab Door Vent* High Quality Cab Door Vent* Color BlackDimensions  - 10.9 Inch Length  - 6 Inch Width  - 5.2 Inch Height* Allows Air Flow Inside Cab* Sold Individually * Warranty On Cab...
    11-092000000
    SKU:
    11-092000000
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Exterior
    $96.99
    Qty in Cart: 0
    Price:
    $96.99
    Subtotal:
  • BESTfit 17 X 24 X 1.375 Inch AC Condenser Replaces 210RD424 For Mack MR

    BESTfit 17 X 24 X 1.375 Inch AC Condenser Replaces 210RD424 For Mack MR

    BESTFIT TRUCK PARTS

    $274.99
    BESTfit Serpentine AC Condenser Fits Mack MR 1994-1998Ensure your Mack MR truck's air conditioning remains efficient with this BESTfit 17 x 24 x 1.375 Inch AC Condenser. Built with a serpentine core,...
    11-070000009
    SKU:
    11-070000009
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Engine Parts
    $274.99
    Qty in Cart: 0
    Price:
    $274.99
    Subtotal:
  • 4.61 Inch V-Band Clamp For Mack MR, CH612, CH613

    4.61 Inch V-Band Clamp For Mack MR, CH612, CH613

    AUTOMANN USA

    $26.42
    Mack Turbo V-Band Clamp 4.61 InchThe V-Band Clamp is a durable stainless steel fastening tool with a nominal diameter of 4.61 inches. It uses a 1/4 inch bolt for secure connections and can be...
    11-08060001
    SKU:
    11-08060001
    Product Type:
    Exhaust
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Mack
    Diameter Options:
    4 5/8 Inch
    $26.42
    Qty in Cart: 0
    Price:
    $26.42
    Subtotal:
  • Door Shell Driver Side W/ Hinge & Vent Window For Mack MR & MRU Replaces 25130870

    Door Shell Driver Side W/ Hinge & Vent Window For Mack MR & MRU Replaces 25130870

    DAYTON / DORMAN

    $1,364.99
    Driver Side Door Shell W/ Hinge & Vent Window Replaces 25130870 Fits Mack MR & MRURestore or upgrade your cab with this Door Shell with Hinge & Vent Window for Mack MR and MRU models, designed...
    11-0914002
    SKU:
    11-0914002
    Position:
    Driver Side
    Product Type:
    Exterior
    Make:
    Mack
    $1,364.99
    Qty in Cart: 0
    Price:
    $1,364.99
    Subtotal:
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