Fleece Performance stainless steel exhaust manifold stud kit for Cummins. Our exhaust manifold studs are produced in the USA from aged 630 stainless steel and feature a 4mm allen socket head for ea...
NOTE: As of 03/04/25, estimated lead times are 7-9 Weeks unless otherwise noted. Customer responsible for all tariff fee's and are NOT included in price.
Per Steed Speed, this is a stock replacemen...
EGT's running too high? Can't use all of the fuel you have available? The Air-Boss VP plenum gives the largest bolt-on flow increase possible short of milling the cast plenum off the head and insta...
Don't reuse the old, corroded bolts when installing a new exhaust manifold on your 1989-2018 Dodge 5.9L / 6.7L Cummins, replace them with the XDP Exhaust Manifold Installation Bolt Kit XD230. This ...
These ARP studs are rated at 220,000 psi tensile strength, and provide the clamping force required to keep cylinder heads from lifting due to higher combustion pressures. Manufactured from propriet...
