SpeedFactory Racing LT-5 Race Muffler - 2.5 Inch - SF-04-101 3X-Large Free DashDesign Graphics Editor software

Free DashDesign Graphics Editor software

Independent tests have shown average gains to be in the neighborhood of +15-18 horsepower with the occasional +20-22 hp on really efficient combos

The stock clutch line on your factory engine will not mate up to the slave cylinder on the k-series' transmission

Pad Printed COBB Logo

Pro-Series Performance Plus Advanced Technology

SpeedFactory Racing LT-5 Race Muffler - 2.5 Inch - SF-04-101 3X-Large Free DashDesign Graphics Editor softwareYou asked and we delivered with performance, sound, and aesthetics in mind we have created the ultimate muffler for you! The SpeedFactory LT 5 (Lobster Tail, 5pc pie cut) Race Muffler is a straight through design round body muffler which minimizes exhaust restriction and maximizes power output with a 4" pie cut turndown style exhaust tip. We have been making these in house for our local customers for years now and finally had them mass produced to