® ecm with auto-tune closed loop system zipper s and thunder heart performance ... have joined forces to develop the thundermax efi ... here the thundermax is an alpha-n based system meaning it relies on rpm and throttle ... block resulting in poor performance for this type of system to work properly it ... table this ecm covers the bases with a system that operates using 1,984 points simply ... smoothly and efficiently · replacement system for oem system on harley davidsons · ... · lowers engine temperatures · engine/exhaust specific map included · minimizes ... annoying exhaust popping · adjustable idle and rpm limit ... · includes software for easy fine tuning · increase horsepower ... ecm with auto-tune closed loop system fits 2002 to 2007 flh models 2001 to ... ecm with auto-tune closed loop system for 2007 to 2008 xl sportster® models ...
controls hand controls breather kits for custom air cleaners 17398 lighting ... cleaners or carburetors on evolution® sportster® engines with the crankcase vented ... head replaces oem 29281-91 040466 fits sportster® models from 1991 thru 2003 ... 99 electrical bracket and breather kits for `cv carburetors install aftermarket ... with cylinder head crankcase breather systems kits include everything needed for the ... itself 31658 fits 5-speed evolution® sportster® models from 1991 thru 2003 $64.99 ... ® big twin models from 1993 thru 1999 $57.99 12012 replacement ... s 12028 or 19030 7 round air cleaners exhaust intake engine 17398 fits evolution® big ... evolution® big twins from 1992 thru 1999 and sportster® models from 1991 thru ... 2003 $23.99 fits sportster® models from 1988 thru 1990 ...