Engine (5.9L 24V)

  If you are wanting to keep your 5.9L or 6.7L Cummins on the road for the long haul, you need to replace your head bolts with upgraded head studs.

Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore...

Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore...

Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9L Cummins suffer from a lack of coolant flow, and therefore, ex...

Introducing our Freedom Series Cummins Performance cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machi...

Description Introducing our Freedom Series cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machine shop ...

Introducing our Freedom Series cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machine shop and guarante...

DESCRIPTION Upgrade your Cummins valve springs and retainers with our Fleece Performance spring and retainer kit. Our springs are manufactured fr...

DESCRIPTION Upgraded 3/8” diameter pushrods for Cummins 24V diesel engines. Produced from 4130 chrome molybdenum steel and heat treated to Rockwe...

DESCRIPTION Fleece Performance Billet Rocker Arm Bridges for 1998.5 + 24v 5.9L/6.7L Cummins (set of 12).  FEATURES These bridges offer a massive...

DESCRIPTION Trust Fleece Performance to bring you the best OE alternative parts you need! Our replacement rocker armassembly fits 1998.5-2018 Dod...

DESCRIPTION The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatur...

DESCRIPTION The Fleece Performance replacement thermostat housing with auxiliary port is a direct replacement part for model years 1998.5-2007 RA...

DESCRIPTION Introducing our Freedom Series cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machine shop ...

DESCRIPTION Introducing our Freedom Series cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machine shop ...

 DESCRIPTION Typical aftermarket exhaust manifold bolts are much shorter than stock which after numerous heat cycles can cause them to fatigue and...

Description Main Stud Kit *** with factory block stiffener plate, 0.600 counter bore***

Description Main Stud Kit Late ’97-’06 2-bolt

Description Head Stud Kit '98-present, ARP2000 Features The only fastener to trust in your build 12 Point Heads Black Oxide Finish 220,000 PSI Ten...

Description Rod Bolt Kit ’89-’02 5.9L/ steel angled cap rod only Freatures 200,000psi Tensile Strength 8740 Chromoly Significantly Stronger than O...

Description All in one kit for doing an injector install on a 5.9L Cummins engine.  Freature High quality gaskets Includes BD's OEM fit fuel lines...

Description The ProMaxx CHR620N Replacement Cylinder Head is a direct replacement for your 1998.5-2002 Dodge 5.9L Cummins casting #627. ProMaxx Per...