Pay in installments of $53.38 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Borla Universal XR-1 Multi-Core Racing Muffler 3.5in Center-Center 14in x 6.25in RoundXR 1 Multi Core Racing Muffler. 3. 5" Center Inlet 3. 5" Center Outlet 6. 25" Round x 14" Long Body 19. 75" Overall Length. Designed for applications where a 6. 25" round body can be used and will work on a wide range of vehicles. It features BORLA'S patented Multi Core 4 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1 mufflers flows better than straight tubing. Recommend for high horsepower applications.
XR-1® Multi-Core Racing Muffler. 3.5" Center Inlet/ 3.5" Center Outlet 6.25" Round x 14" Long Body 19.75" Overall Length. Designed for applications where a 6.25" round body can be used and will work on a wide range of vehicles. It features BORLA®'S patented Multi-Core 4 tube design for maximum flow, horsepower, and torque. The Multi-Core portion of XR-1® mufflers flows better than straight tubing. Recommend for high horsepower applications. Reversible design for installation flexibility. T-304 Stainless steel will never rust. Natural mill finish can be brushed or polished prior to installation. 100% welded construction for strength. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Best of all, it's made in the USA. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 5 reviews
Sort
Product Reviews
★★★★★ 5
Awesome product!
Color: Brown, Size: Large
Fabric is soft and comfortable. Length is nice and long.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025
★★★★★ 5
True to size
Color: Khaki, Size: X-Large
Perfect fit and super comfortable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 5
Great workout set!
This is very thick and warm fleece like material, that fits well and looks good. It’s sturdy and has held up well after washing. It looks and fits great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 5, 2026
★★★★★ 4
Good quality.
Good quality. My husband is 5’6” and they are too long. However, he really likes this set and wears it often.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 29, 2025
★★★★★ 5
Perfect
Color: Style B-army Green, Size: XX-Large
The size fits small so buy a bigger size to fit perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026