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Adjustable For Sound & Performance
Easy To Use
Aluminized Steel Construction
2 3/4" Inlet/Outlet
What's in the Box
(1) Varitune Muffler
BBK Varitune Muffler
Ever wanted to change the sound of your exhaust system? This 1979-2004 Mustang BBK Varitune muffler allows you to easily adjust the sound level and performance level of your exhaust. With an adjustable chamber valve built into the muffler, you can change the exhaust pitch and flow with the turn of a wrench. The set screw is located on the back of this 3 chamber muffler for easy, on the go adjustments. This allows you to modify sound levels up to 8 decibels across the full adjustment range. Varitune mufflers are perfect for any daily driver, road racing, or drag racing Mustang!
High Quality Construction
This Mustang Varitune muffler is made from high grade aluminized steel for a durable exhaust component that will last a lifetime. Featuring a 2 3/4" inlet and outlet in an offset configuration, you can easily mount this muffler onto your 1979-2004 Mustang exhaust.
-Fits 1979-2004 Mustang GT/V6
-Does Not Fit 1999-2004 Cobra
BBK - Today's Performance
Since 1988 - BBK has dedicated itself to designing and building cutting-edge high-performance parts and accessories for today's EFI-equipped Mustangs and Ford Lightnings while maintaining the OEM quality levels.
From their world-famous line of "Power-Plus-Series" performance throttle bodies to their hundreds of "CNC-Series" performance exhaust offerings - the BBK brand is known for delivering unmatched value and quality. Shop BBK for your Mustang headers, exhaust, cold air intakes, and other performance parts!