Universal 2-3/4 Varitune Adjustable Muffler Double Offset (439 Stainless)-31025 exterior-body-parts 5L V8 1979 Buick Regal

5L V8 1979 Buick Regal Sport 231/3

these band clamps offer a tighter seal versus conventional u-clamps and flat band clamps

GMC C5500 Topkick (2009)

This helps maintain the velocity of the pulses as they travel through the collector

Door Hinge Bushing Kit Upgrade over the troublesome factory bushings

Universal 2-3/4 Varitune Adjustable Muffler Double Offset (439 Stainless)-31025 exterior-body-parts 5L V8 1979 Buick RegalThese patented BBK Performance Varitune mufflers are the first of their kind in the aftermarket, fully adjustable performance Mufflers that can be adjusted for a louder or quieter sound and horsepower by simply moving the adjustment screw in or out from underneath the car with a wrench! These mufflers are manufactured with 439 stainless steel, in 2. 5, 2. 75 and 3. 0 and with various offsets to fit most aftermarket and OEM applications. These are 2.