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Engine & Performance

The Engine & Performance system is the core of your vehicle's productivity. We provide a massive selection of genuine overstock parts for Cummins, Caterpillar, Mack, and Volvo powerplants. This system covers everything from internal rotating assemblies to the high-tech sensors that manage combustion. By choosing authentic OEM components, you ensure your engine maintains its original horsepower, fuel efficiency, and emissions compliance.

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46X4X4-1/4x1/4 SAE45* Flare to Female Pipe Adapter

46X4X4-1/4x1/4 SAE45* Flare to Female Pipe Adapter

Regular price $7.96
Sale price $7.96 Regular price $0.00
Unit price
46X4X4-1/4x1/4 SAE45* Flare to Female Pipe AdapterSKU: SB1C1B11-033124Condition: New in original OEM package / New...
46X10 - 5/8X1/2 - SAE45* Brass Flare to Pipe

46X10 - 5/8X1/2 - SAE45* Brass Flare to Pipe

Regular price $18.57
Sale price $18.57 Regular price $0.00
Unit price
46X10 - 5/8X1/2 - SAE45* Brass Flare to PipeSKU: 46X10Condition: New in original OEM package...
46 TIMKEN BEARING CUP RACE

46 TIMKEN BEARING CUP RACE

Regular price $19.96
Sale price $19.96 Regular price $0.00
Unit price
46 TIMKEN BEARING CUP RACESKU: FSPR2A10-20-040326Brand: TimkenCondition: New in original OEM package / New Old...
45150 Type CRWH1 Small Bore Radial Shaft Seal | 4-1/2 in ID x 6-1/4 in OD 1

45150 Type CRWH1 Small Bore Radial Shaft Seal | 4-1/2 in ID x 6-1/4 in OD 1

Regular price $29.57
Sale price $29.57 Regular price $0.00
Unit price
45150 Type CRWH1 Small Bore Radial Shaft Seal | 4-1/2 in ID x 6-1/4 in...
42x8 Brass Flare Union

42x8 Brass Flare Union

Regular price $10.08
Sale price $10.08 Regular price $0.00
Unit price
42x8 Brass Flare UnionSKU: BB42X8Condition: New in original OEM package / New Old Stock (NOS)...
42X10 Brass Flare Union

42X10 Brass Flare Union

Regular price $14.81
Sale price $14.81 Regular price $0.00
Unit price
42X10 Brass Flare UnionSKU: BB42X10Condition: New in original OEM package / New Old Stock (NOS)...
42QE3159P6 Genuine Mack Bulldog Hump Hose

42QE3159P6 Genuine Mack Bulldog Hump Hose

Regular price $38.19
Sale price $38.19 Regular price $0.00
Unit price
42QE3159P6 Genuine Mack Bulldog Hump HoseSKU: FSPR2A7-16-112624Brand: MackCondition: New in original OEM package / New...
Navistar International Lower Radiator Inlet/Outlet Pipe 3879576C1 | Fits MaxxForce DT, 9, 10
Navistar International Lower Radiator Inlet/Outlet Pipe 3879576C1 | Fits MaxxForce DT, 9, 10

Navistar International Lower Radiator Inlet/Outlet Pipe 3879576C1 | Fits MaxxForce DT, 9, 10

Regular price $349.62
Sale price $349.62 Regular price $789.95
Unit price
Ensure optimal engine cooling with this Genuine OEM Navistar International Lower Radiator Pipe. This heavy-duty...
3671220C1 T-Bolt Clamp Exh HS International Navistar

3671220C1 T-Bolt Clamp Exh HS International Navistar

Regular price $20.28
Sale price $20.28 Regular price $0.00
Unit price
3671220C1 T-Bolt Clamp Exh HS International NavistarSKU: FSPR2A26-04-081784Brand: InternationalCondition: New in original OEM package /...
253GC2316 Mack Fuel Line Bracket Mack E4 Vlv Engine 20706011

253GC2316 Mack Fuel Line Bracket Mack E4 Vlv Engine 20706011

Regular price $24.96
Sale price $24.96 Regular price $0.00
Unit price
253GC2316 Mack Fuel Line Bracket Mack E4 Vlv Engine 20706011SKU: GC4E1-2-120124Brand: MackCondition: New in original...
25 28545 Cog HD Truck & Bus V-Belt 19/32 x 55-1/8

25 28545 Cog HD Truck & Bus V-Belt 19/32 x 55-1/8

Regular price $28.88
Sale price $28.88 Regular price $0.00
Unit price
25 28545 Cog HD Truck & Bus V-Belt 19/32 x 55-1/8SKU: FSPR2A25-42-080324Brand: NAPACondition: New in...
22303391 MACKx ~ Nitrogen Oxide NOx Sensor

22303391 MACKx ~ Nitrogen Oxide NOx Sensor

Regular price $159.63
Sale price $159.63 Regular price $0.00
Unit price
22303391 MACKx ~ Nitrogen Oxide NOx SensorSKU: B1GW1B2-10-061824Brand: MackCondition: New in original OEM package /...
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