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and EFI tuning are a must to get the full benefit from the cams
8 (included in kit
Expands to from 3" to 4
Simply select the tune
Left and Right sold separately
SP CONCEPTS EXHAUST BIG BORE 4.5” Fitment:2018-2024 M8 Softail (except ST, Sportglide, Wide Tire) and EFI tuning are a4. 5 HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 TO 2 INCHES. INCREASES BOTTOM TO MID RANGE TORQUE AND HORSEPOWER ON ALL MOTORS. TUNED PROPERLY CAN ACCOMMODATE 88" TO 143". 065 STAINLESS STEEL HEADERS, STEPPED FROM 1 TO 1 7 8 TO 2 AT THE COLLECTOR HAND TIG WELDED FROM TOP TO BOTTOM MACHINED STAINLESS STEEL HEADER COLLARS 18MM O2 BUNGS WITH 12MM ADAPTERS, ALLOWS FOR STOCK OR AUTOTUNE SENSORS COMPLETE HARDWARE KIT WITH
US$ 19.99
US$ 29.99
US$ 382.00