Borla Pro-XS 2.25in Tubing 14in x 4in x 9.5in Oval Offset/Offset Muffler 40351
Borla Pro-XS 2.25in Tubing 14in x 4in x 9.5in Oval Offset/Offset Muffler 40351
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- Tracking emailed when it ships
- Free fitment check before you order
BOR Pro-XS Mufflers
Exhaust Muffler
ProXS? Muffler 2.25" Offset Inlet/ 2.25" Offset Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length. Universal Part. Reversible Design.
Million Mile Warranty
Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation.
Borla Pro XS Muffler; Offset/Offset; 2.25 in. Offset Inlet; 2.25 in. Offset Outlet; 14 in. x 4 in. x 9.5 in. Oval Body; 19 in. OAL; Unnotched; T-304 Stainless Steel;.

Exhaust part: what to know
A performance exhaust changes the sound and can improve flow; replacement parts restore a quiet, leak-free system.
Fitment notes
- Specs, lead time and warranty come from the manufacturer and supplier and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- Clamps and hangers. Old hardware is usually rusted.
- Gaskets. New gaskets prevent leaks at each joint.
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