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PACCAR Parts

PACCAR's MX engine family powers Kenworth and Peterbilt trucks across North America, and JAK'S Diesel stocks the aftermarket parts to keep them running. From the popular MX-13 to the MX-11, we carry cylinder heads, fuel injectors, turbochargers, gaskets, and full rebuild kits sourced from PAI Industries and other proven suppliers.

Not sure if a part fits your engine? Send us your OEM, casting, or superseded PACCAR part number and we'll cross-reference it. Same-day shipping on in-stock parts from Colorado, free freight over $1,000, and real diesel people on the phone at (720) 445-6249.

Showing 8 of 8 PACCAR Parts
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Head Gasket Set
JAK'S JAKS-700029
In Stock — Ships Today
$681.99
JAKS-5900PEX | PACCAR MX Reman Diesel Fuel Injector
PACCAR MX-13
JAK'S JAKS-G2-5900PEX
In Stock — Ships Today
$728.70
JAKS-5596PEX | PACCAR MX Reman Diesel Fuel Injector
PACCAR MX-13
JAK'S JAKS-G2-5596PEX
In Stock — Ships Today
$728.70
JAKS-7600PEX | PACCAR MX Reman Diesel Fuel Injector
PACCAR MX-13
JAK'S JAKS-G2-7600PEX
In Stock — Ships Today
$728.70
JAKS-2591PEX | PACCAR MX Reman Diesel Fuel Injector
PACCAR MX-13
JAK'S JAKS-G2-2591PEX
In Stock — Ships Today
$728.70

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