BBK · New
BBK VariTune Adjustable Performance Muffler 2-3/4 Offset/Offset Stainless Steel
MPN 31025 · Store SKU bbk31025
Supplier stock checked 11/7/2026, 11:52:30 AM UTC. Adding a part does not reserve it.
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Product details
These 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 2.75 in. offset/offset Mufflers that are designed to fit many car and truck applications including most Ford Mustang applications. These 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 2.75" offset/offset Mufflers that are designed to fit many car and truck applications including most Ford Mustang applications. Vari-Tune Adjustable Performance Muffler; 2.75 in. Inlet/Outlet; Offset/Offset; Rectangular Body; Tunable; Chambered; Stainless Steel; UNIVERSAL 2-3/4 VARITUNE ADJUSTABLE MUFFLER DOUBLE OFFSET (439 STAINLESS). UNIVERSAL 2-3/4 VARITUNE ADJUSTABLE MUFFLER DOUBLE OFFSET (439 STAINLESS) Vari-Tune Adjustable Performance Muffler
Manufacturer fitment & guides
Check 31025 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y