Cruiser

Dyno developed and tested for increased performance over stock Offer a sleek look, aggressive sound and all-around performance throughout the entire powerband Made from high-quality seamless, mandrel bent mild steel Feature full heat shield coverage and...

2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness ThunderMax quick start easy install and printable comprehensive userÆs manual Never outgrow it - easily accomodates bike change No Dyno required - automatically tunes for...

2-into-2 system gives you a crisp throttle response and increased performance Massive 2" diameter headpipes with high-volume, disc-tunable 4" SuperTrapp mufflers Expertly finished in show-quality chrome will definitely set a bike apart from the crowd...

1/2" UHMW construction offering superior resistance to denting, rusting and gouging caused by blunt edge impacts or sliding over obstacles Low Friction/High Abrasion Resistance/Self Lubricating Properties making UHMW an excellent choice for sliding...

Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer 88" engines are boosted to 100" 96" and 103" engines are boosted 110"...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

S&S heads are available to be used with stock-style flat-top pistons Kits are fully assembled, and include stainless steel valves and high-lift (.585") springs Intake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base...

High-performance 2-into-1 System designed to make optimum power with a deep, throaty exhaust sound Stainless steel headers Full-length heat shields Durable flat black finish Gloss black aluminum end cap Removable dB reducer allows you to tune for sound...

Classic 2:1 styling Fits forward and mid controls Durable high temperature black finish Stainless steel stepped header construction Oxygen sensor ports allow use of wide band or stock O2 sensors Made in USA!. EXHAUST B50ST 2:1 14-20XL

Cylinders are constructed from premium aluminum castings with cast-in iron liners Kits include cylinders, pistons, rings and gaskets (head, base and exhaust) Made in the U.S.A. This project requires a skilled technician. It is the responsibility of the...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...