Fits 1986-04 Mustang GT LX Cobra Varitune Full Cat Back Exhaust w/ S/S Tips-3001 throttle-position-sensors throttle response and top RPM

throttle response and top RPM power

7 V8 1970 - 1974 Chevrolet G30 Van 250/4

SKU Number : 5226546 Brand : Crown UPC : 848399010077 Part Type : Distributor Cap Dimension : 4

1L 6 1980 - 1981 Chevrolet Camaro Berlinetta 231/3

Fits 1986-04 Mustang GT LX Cobra Varitune Full Cat Back Exhaust w/ S/S Tips-3001 throttle-position-sensors throttle response and top RPMBBK Varitune cat back exhaust systems feature BBK Varitune mufflers that have a patented adjustable power valve inside that allows full adjustment of the exhaust flow through the mufflers chambers for a great sound and added performance. This adjustment is made at the rear of the muffler with a wrench by either moving the valve in or out. Once you are happy with the level of sound, it is locked in place with the Varitune locking nut. All of the