Gibson 04-08 Ford F-150 STX 4.6L 2.5in Cat-Back Dual Extreme Exhaust - Aluminized fits_2005-2006`Ford`GT`Base~2002`Lincoln`Blackwood`Base~1999-2004`Lincoln`Navigator`Base Furnace-brazed pump/turbine fins

Furnace-brazed pump/turbine fins

Fully compatible with -10 AN line if combined with custom ORB-08/AN-10 adapter P/N 15641

designed and manufactured for superior structural durability

Galvanized center liners for reduced noise and friction as well as polyethelene isolators on the clips and UHMW tip inserts

Reduces handling robbing roll steer lowers vehicle approximately 1 in

Gibson 04-08 Ford F-150 STX 4.6L 2.5in Cat-Back Dual Extreme Exhaust - Aluminized fits_2005-2006`Ford`GT`Base~2002`Lincoln`Blackwood`Base~1999-2004`Lincoln`Navigator`Base Furnace-brazed pump/turbine finsFor the extremist who wants to take their truck to the next level, this dual bolt on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains. You can expect to experience gains on average of 15 20 horsepower. Gibson muffler provides a mean performance sound and complemented with polished