Universal 2-3/4 Varitune Adjustable Muffler Double Offset (439 Stainless)-31025 transmission-mounts Has a set screw in

Has a set screw in the base plate for wide open throttle stop adjustment

Sterling Truck LT9522 (1999)

9 V8 1958 - 1959 Dodge Royal 361/5

9L V8 1969 - 1973 Dodge Dart Custom 340/5

Works with all Holley passenger side R4 LS brackets

Universal 2-3/4 Varitune Adjustable Muffler Double Offset (439 Stainless)-31025 transmission-mounts Has a set screw inThese 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.