FUEL AND AIR

S&S Cycle has upped our intake game with a new M8 manifold and leveraged a 5-Axis CNC machining center for the ultimate in consistent shape and...

FEULING 630 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 630 CAMS - Vicious power gains, wide streetable power band from a high lift profile camsh...

FEULING 594 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 594 CAMS - Fierce performing camshaft for an array of engines sizes, large displacement e...

FEULING 630 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 630 CAMS - Vicious power gains, wide streetable power band from a high lift profile camshaft f...

FEULING 594 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 594 CAMS - Fierce performing camshaft for an array of engines sizes, large displacement engine...

FEULING 574 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for 95"+ engines. T...

FEULING 525 CHAIN DRIVE CAMSHAFTS ('99-'06 TWIN CAM) 525 CAMS - A real workhorse, designed to increase torque band width and increase fuel economy....

FEULING 574 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for 95"+ engin...

FEULING 543 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) 543 CAMS - The Freeway Flyer, a great camshaft for those who want more top end power than...

FEULING 525 CONVERSION STYLE CAMSHAFTS ('99-'06 TWIN CAM) BIGGEST CAMSHAFTS FOR '99-'04 ENGINES (WILL ALSO FIT '05-'06) 525 CAMS - A real workhorse...

FEULING HYDRAULIC TENSIONERS CONVERSION KITS Kit includes the needed components to upgrade early 99-06 style mechanical spring tensioner cam chain ...

FEULING 630 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 630 CAMS - Vicious power gains, wide streetable power band from a high lift profile camshaft for h...

FEULING 594 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 594 CAMS - Fierce performing camshaft for an array of engines sizes, large displacement 103, 110 &...

FEULING 574 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 574 CAMS - Wicked power band for modified engines and an excellent bolt in for stock 96, 103 &...

FEULING 525 CHAIN DRIVE CAMSHAFTS ('06+TWIN CAM) 525 CAMS - A real workhorse, designed to increase torque band width and increase fuel economy. Gre...

FEULING 538 CHAIN DRIVE CAMSHAFT ('17+M8) 538 CAM - Aggressive camshaft with a nasty sound. This camshaft revs up fast and pulls hard in engines wi...

FEULING 472 CHAIN DRIVE CAMSHAFT ('17+M8) 472 CAM - The 472 Reaper is a great all-around camshaft and Feulings go to for 4 1/2 stroke 114 - 117 loo...

FEULING 508 CHAIN DRIVE CAMSHAFT ('17+M8) 508 CAM - The Grim Reaper Aggressive pulling power with a nasty sound. This camshaft revs up faster than ...

FEULING 592 CHAIN DRIVE CAMSHAFT ('17+M8) 592 CAM - The BIG NASTY Put your big boy pants on get serious with bore size, ported cylinder heads/intak...

FEULING 521 CHAIN DRIVE CAMSHAFT ('17+M8) 521 CAM - Aggressive pulling power with a nasty sound, the REAPER 521 grind will shine in 114 and larger ...

FEULING 465 CHAIN DRIVE CAMSHAFT ('17+M8) 465 CAM - The 465 Reaper is an accelerator, producing solid bottom end performance with substantial gains...

FEULING 405 CHAIN DRIVE CAMSHAFT ('17+M8) 405 CAM - A workhorse, producing a wide powerband increasing torque and HP throughout the entire RPM rang...

NAMZ Complete Stand Alone M8 EFI System with exclusive, plug-n-play engine management harness, proprietary twist grip assembly & Thundermax ECM...

O2 SENSOR WELD IN BUNGS Used to install O2 sensors in exhaust systems Weld-in style Sold as a pair