Exhaust Search

...Keyword(s) or Part #


XR-1® Collector Muffler 2.375" Inlet 4.5" Outlet 20.5"x6.75" Round - Racing Muffler part # 40703

CLICK TO CHANGE: Engine Make > Engine Model > Inlet/Outlet " > Sound

This is THE HOT set up in drag racing. This patented, award and race-winning product was designed to replace your current open header collector and serves as a power producing merge collector and muffler -- all in a single unit.

Recommended for Dragsters, Altered, Roadsters.

$755.99 DIRECT: $755.99 Buy Factory Direct
Own this BORLA product and have questions or need support?
Click Here or Call 1-877-462-6752
XR-1® Collector Muffler 2.375

Click on any image above to enlarge.
Vehicle(s) shown may vary from your specific model.

Note: Products are shipped un-polished unless otherwise indicated. Image shown may be a polished version. Tip style may vary.

Related BORLA Products
Borla Stainless Steel Exhaust Cleaner & Polish part # 21461 21461 Borla Stainless Steel Exhaust Cleaner & Polish part # 21461