
Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
For Your Every Summer RSVP, with Code: SUMMER15
Description
Borla 40349 - ProXS? Muffler Un-Notched NeckSingle inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. 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
Single inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. 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. Best of all, it's made in the USA and backed by Borla's Million-Mile warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.
Specifications:
| Description_ASM | ProXS? Muffler 3" Center Inlet/ 2.5" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 25" Overall Length. Universal Part. Reversible Design. |
| Description_DEF | Exhaust Muffler |
| Description_DES | ProXS? Muffler - Un-Notched Neck |
| Description_EXT | ProXS? Muffler 3" Center Inlet/ 2.5" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 25" Overall Length. Universal Part. Reversible Design. |
| Description_INV | BorlaProXS Muffler |
| Description_MKT | Single inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. 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. Best of all, it's made in the USA and backed by Borla's Million-Mile warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand. |
| Description_SHO | ProXS? |
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
4.3 ★★★★★
Based on 369 reviews
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Product Reviews
★★★★★ 4
Good for Travel
Very nice shirt. Well-made and easy to maintain. Perfect for travel. Excellent for the price.
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Reviewed in the United States on October 14, 2025
★★★★★ 5
Boyfriend loves these
Bought these for my long torso boyfriend and surprisingly they fit him great! The price was great, he liked them so much, we bought him 3 in different colors :) It's a silky but comfortable style shirt. Washes great.
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Reviewed in the United States on November 26, 2025
★★★★★ 5
Looks good. Comfortable
Well designed and constructed
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Reviewed in the United States on November 18, 2025
★★★★★ 5
GOOD VALUE
Why did you pick this product vs others?:
SIMPLE. CHEAP. GOOD QUALITY
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Reviewed in the United States on July 3, 2025
★★★★★ 5
Husband approved.
Size: XX-Large, Color: Navy
My husband liked this shirt. The material is comfortable and the collars stay crisp looking. He will buy another one soon.
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Reviewed in the United States on July 20, 2025