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Engine & Performance Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Nox Nitrogen Oxide Sensor Replaces BA037341A For Mercedes-Benz, Detroit Diesel

    Nox Nitrogen Oxide Sensor Replaces BA037341A For Mercedes-Benz, Detroit Diesel

    AFTERMARKET

    $257.99
    12V Mercedes NOX Sensor With 17.5 Inch LeadReplace a worn or failed nitrogen oxide sensor with this high-quality NOx Sensor designed for Mercedes-Benz and Detroit Diesel engines. This 12-volt...
    29-0710007
    SKU:
    29-0710007
    Truck Class:
    Light Duty
    Make:
    Other - Pickup Truck
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Product Type:
    Engine Parts
    $257.99
    Qty in Cart: 0
    Price:
    $257.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Nox Nitrogen Oxide Sensor Replaces BA037338A For Mercedes-Benz, Detroit Diesel

    Nox Nitrogen Oxide Sensor Replaces BA037338A For Mercedes-Benz, Detroit Diesel

    AFTERMARKET

    Now: $177.02
    Was: $252.89
    12V Mercedes NOX Sensor With 16.5 Inch LeadKeep your Mercedes-Benz or Detroit Diesel engine's emissions system properly monitored with this high-quality NOx Nitrogen Oxide Sensor. Designed to replace...
    29-0710009
    SKU:
    29-0710009
    Truck Class:
    Light Duty
    Make:
    Other - Pickup Truck
    Location:
    Made In USA
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    Now: $177.02
    Was: $252.89
    Qty in Cart: 0
    Price:
    Now: $177.02
    Was: $252.89
    Subtotal:
  • On Sale
    Limited Quantity Available
    Inlet Nox Nitrogen Oxide Sensor Replaces 22303390 For Mack & Volvo

    Inlet Nox Nitrogen Oxide Sensor Replaces 22303390 For Mack & Volvo

    AFTERMARKET

    Now: $76.67
    Was: $250.89
    Mack/Volvo NOX Sensor With 23.228 Inch LeadKeep your Mack or Volvo engine's emissions system properly monitored with this high-quality Inlet NOx Nitrogen Oxide Sensor. Designed as a direct...
    29-0710005
    SKU:
    29-0710005
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Make:
    Volvo
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Product Type:
    Engine Parts
    Now: $76.67
    Was: $250.89
    Qty in Cart: 0
    Price:
    Now: $76.67
    Was: $250.89
    Subtotal:
  • Limited Quantity Available
    Nox Nitrogen Oxide Sensor Replaces BA037339A For Mercedes-Benz, Detroit Diesel

    Nox Nitrogen Oxide Sensor Replaces BA037339A For Mercedes-Benz, Detroit Diesel

    AFTERMARKET

    $249.89
    12V Mercedes NOX Sensor With 28.74 Inch LeadMaintain proper emissions monitoring with this high-quality NOx Nitrogen Oxide Sensor for compatible Mercedes-Benz and Detroit Diesel engines. Designed as...
    29-0710008
    SKU:
    29-0710008
    Truck Class:
    Light Duty
    Location:
    Made In USA
    Make:
    Other - Pickup Truck
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $249.89
    Qty in Cart: 0
    Price:
    $249.89
    Subtotal:
  • On Sale
    Limited Quantity Available
    TPHD Nox Nitrogen Oxide Sensor Replaces BA026673A For Cummins

    TPHD Nox Nitrogen Oxide Sensor Replaces BA026673A For Cummins

    TPHD

    Now: $153.10
    Was: $250.89
    12V Cummins NOX Sensor With 23.228 Inch LeadThe NOx sensor for Cummins with a 590mm lead and 12-volt power replaces part numbers BA026673A, 289494, 3687334, 5WK96673A, 577.90651, and 904-6019. This...
    29-0710010
    SKU:
    29-0710010
    Truck Class:
    Heavy Duty
    Make:
    International
    Make:
    Kenworth
    Make:
    Western Star
    Make:
    Peterbilt
    Make:
    Freightliner
    Make:
    Volvo
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Product Type:
    Engine Parts
    Now: $153.10
    Was: $250.89
    Qty in Cart: 0
    Price:
    Now: $153.10
    Was: $250.89
    Subtotal:
  • Poly Serpentine V Belt Replaces 4080700X

    Poly Serpentine V Belt Replaces 4080700X

    AFTERMARKET

    $81.99
    V Style Poly Serpentine Belt* High Quality Serpentine Belt* Poly * V Style * Sold Individually* Warranty On Serpentine Belts Against Defects In Workmanship & Material From Date Of Purchase*** High...
    29-07060078
    SKU:
    29-07060078
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Freightliner
    Make:
    Kenworth
    Make:
    Volvo
    Make:
    Mack
    Product Type:
    Engine Parts
    $81.99
    Qty in Cart: 0
    Price:
    $81.99
    Subtotal:
  • Power Steering Reservoir Replaces A1416242000 For Freightliner Columbia, Cascadia, Coronado

    Power Steering Reservoir Replaces A1416242000 For Freightliner Columbia, Cascadia, Coronado

    AFTERMARKET

    $131.99
    4 Quart Power Steering Reservoir W/ Cap, Filter Cap And Power Steering Fluid Filter* High Quality Power Steering Reservoir* Includes   - (1) Power Steering Cap  - (1) Power Steering Reservoir Filter...
    03-07120008
    SKU:
    03-07120008
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Freightliner
    Product Type:
    Engine Parts
    Capacity:
    1 Gallon
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    Subtotal:
  • 11 Tooth Power Steering Pump W/ CCW Rotation & 4.23 GPM Flow Rate For Freightliner

    11 Tooth Power Steering Pump W/ CCW Rotation & 4.23 GPM Flow Rate For Freightliner

    AFTERMARKET

    $473.99
    EV Type Power Steering Pump, Replaces 1414323000* High Quality Power Steering Pump* Ev-Type* Displacement 22.0 CC* Flow Rate 4.23 GPM* 2683 PSI* Driver Side CCW Rotation* 11 Tooth * Supply 1-1/16-12...
    03-07120010
    SKU:
    03-07120010
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    Material Options:
    Cast Iron
    $473.99
    Qty in Cart: 0
    Price:
    $473.99
    Subtotal:
  • Flanged Metric Bolt, 65MM W/ 16MM-1.5 Threads For Freightliner Cascadia Motor Mounts

    Flanged Metric Bolt, 65MM W/ 16MM-1.5 Threads For Freightliner Cascadia Motor Mounts

    AUTOMANN USA

    $8.08
    Flange Head Bolt, Replaces 23-13509-065Ensure a secure motor mount connection on your Freightliner Cascadia with this Flanged Metric Bolt. Measuring 65MM with 16MM-1.5 threads, its flange head...
    03-07120016
    SKU:
    03-07120016
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $8.08
    Qty in Cart: 0
    Price:
    $8.08
    Subtotal:
  • Motor Mount Bushing, Front - Replaces J212475 For Freightliner Cascadia 113/125

    Motor Mount Bushing, Front - Replaces J212475 For Freightliner Cascadia 113/125

    AFTERMARKET

    $59.99
    Motor Mount Front Bushing For Freightliner Cascadia P3 Replaces LOR J212475* High Quality Motor Mount Bushing * Front Isolator* Sold Individually* Warranty On Motor Mount Bushings Against Defects In...
    03-07120003
    SKU:
    03-07120003
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Freightliner
    Product Type:
    Frame & Chassis
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • Motor Mount Bushing, Front Lower - Replaces 01-33964-000 For Freightliner Cascadia 113 / 125

    Motor Mount Bushing, Front Lower - Replaces 01-33964-000 For Freightliner Cascadia 113 / 125

    AFTERMARKET

    $47.22
    Motor Mount Lower Bushing For Freightliner Cascadia P3 Replaces 0133964000* High Quality Motor Mount Bushing * Front Lower Isolator* Sold Individually* Warranty On Motor Mount Bushings Against...
    03-07120002
    SKU:
    03-07120002
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $47.22
    Qty in Cart: 0
    Price:
    $47.22
    Subtotal:
  • Upper Motor Mount Bushing- Replaces LORJ2124660 For Freightliner Cascadia 113/125

    Upper Motor Mount Bushing- Replaces LORJ2124660 For Freightliner Cascadia 113/125

    AUTOMANN USA

    $40.81
    Motor Mount Upper Bushing Fits Freightliner Cascadia P3 Replaces 01-33963-000Keep your engine securely mounted with this Upper Motor Mount Bushing for Freightliner Cascadia 113/125. It delivers...
    03-07120004
    SKU:
    03-07120004
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $40.81
    Qty in Cart: 0
    Price:
    $40.81
    Subtotal:
  • BESTfit Turbocharger Replaces 1679271, OR7299 For Caterpillar 3406E, C15 Engines

    BESTfit Turbocharger Replaces 1679271, OR7299 For Caterpillar 3406E, C15 Engines

    BESTFIT TRUCK PARTS

    $1,299.99
    Replacement Aftermarket Caterpillar 3406E / C15 Series Turbocharger By BESTfit* High Quality Turbocharger* Low Pressure Stage * Sold Individually* Warranty On Turbochargers Against Defects In...
    29-07040017
    SKU:
    29-07040017
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Product Type:
    Engine Parts
    $1,299.99
    Qty in Cart: 0
    Price:
    $1,299.99
    Subtotal:
  • BESTfit Turbocharger Replaces 3804502 For Cummins N14 Engines

    BESTfit Turbocharger Replaces 3804502 For Cummins N14 Engines

    BESTFIT TRUCK PARTS

    $738.99
    Replacement Aftermarket Cummins N14 Series Turbocharger By BESTfit* High Quality Turbocharger* Model Type- HT 60 * Sold Individually* Warranty On Turbochargers Against Defects In Workmanship &...
    29-07040016
    SKU:
    29-07040016
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    $738.99
    Qty in Cart: 0
    Price:
    $738.99
    Subtotal:
  • BESTfit Turbocharger Replaces 4089754 For Cummins ISX Engines

    BESTfit Turbocharger Replaces 4089754 For Cummins ISX Engines

    BESTFIT TRUCK PARTS

    $706.99
    Replacement Cummins ISX Turbocharger By BESTfit* High Quality Turbocharger* Sold Individually* Warranty On Turbochargers Against Defects In Workmanship & Material From Date Of Purchase*** High...
    29-07040004
    SKU:
    29-07040004
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Product Type:
    Engine Parts
    $706.99
    Qty in Cart: 0
    Price:
    $706.99
    Subtotal:
  • On Sale
    FREE SHIPPING OVER $249
    Limited Quantity Available
    3-Wire Alternator Connector W/ 1 12 AWG Lead & 2 18 AWG Leads For GM Alternators W/ Internal Voltage Regulator Replaces 12101895

    3-Wire Alternator Connector W/ 1 12 AWG Lead & 2 18 AWG Leads For GM Alternators W/ Internal Voltage Regulator Replaces 12101895

    AFTERMARKET

    Now: $5.13
    Was: $21.11
    3-Wire Alternator Connector W/ 1 12 AWG Lead & 2 18 AWG Leads Replaces 12101895 GM Alternators W/ Internal Voltage RegulatorKeep your charging system properly connected with this high-quality 3-Wire...
    29-16030005
    SKU:
    29-16030005
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    Now: $5.13
    Was: $21.11
    Qty in Cart: 0
    Price:
    Now: $5.13
    Was: $21.11
    Subtotal:
  • Brass Oil Pressure Sensor W/ Rectangle Female Connector And 3 Blade Male Terminal For Freightliner And Western Star

    Brass Oil Pressure Sensor W/ Rectangle Female Connector And 3 Blade Male Terminal For Freightliner And Western Star

    DAYTON / DORMAN

    $69.99
    Rectangle Female Connector Brass Oil Pressure Sensor, Replaces A0041534928This engine oil pressure sensor is designed to match the function of an original sensor on specified vehicles. It is...
    29-071000030
    SKU:
    29-071000030
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $69.99
    Qty in Cart: 0
    Price:
    $69.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    FREE SHIPPING OVER $249
    Stainless Steel 10MM Nylon Insert Lock Nut W/ 1 Inch Diameter 6 MM Thickness

    Stainless Steel 10MM Nylon Insert Lock Nut W/ 1 Inch Diameter 6 MM Thickness

    AFTERMARKET

    Now: $0.08
    Was: $0.34
    10MM Nylon Insert Lock Nut Stainless Steel W/ 1 Inch Diameter 6 MM ThicknessThis 6MM stainless-steel lock nut has a molded nylon insert to lock a bolt into place. Its hex design allows it to be...
    1L2550000A20000
    SKU:
    1L2550000A20000
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Product Type:
    Engine Parts
    Now: $0.08
    Was: $0.34
    Qty in Cart: 0
    Price:
    Now: $0.08
    Was: $0.34
    Subtotal:
  • Plastic Power Steering Reservoir, 5 Inch Width, Cap Included

    Plastic Power Steering Reservoir, 5 Inch Width, Cap Included

    DAYTON / DORMAN

    $173.99
    Black Power Steering Reservoir W/ Cap Included* High Quality Power Steering Reservoir* Plastic* Black* Width- 5 Inch* Cap Is Included* Fittings And Installation Hardware (Not Included)* Reservoir...
    13-07120001
    SKU:
    13-07120001
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Volvo
    Product Type:
    Engine Parts
    $173.99
    Qty in Cart: 0
    Price:
    $173.99
    Subtotal:
  • Scan Gauge KR Performance Monitor

    Scan Gauge KR Performance Monitor

    SCAN GAUGE

    $295.99
    ScanGauge KR Diagnostic and Performance MonitorMonitor the most vital systems of your over-the-road long haul truck and provide the kind of real-time information you've been missing. The system...
    29-1502136
    SKU:
    29-1502136
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Engine Parts
    $295.99
    Qty in Cart: 0
    Price:
    $295.99
    Subtotal:
  • Total: items /

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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