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Borla Universal Pro-XS 3in Inlet//Outlet Offset/Offset 14x9 1/2 x 4 Muffler

Marsoni M251S
Sale price$128.99
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Borla Universal Pro-XS 3in Inlet//Outlet Offset/Offset 14x9 1/2 x 4 MufflerSKU: 40353 UPC: 808422403535 Borla 40353 ProXS Muffler 3in Offset Inlet 3in Offset Outlet 4x9. 5in Oval 14in Body Universal Borla 40353 ProXS muffler delivers aggressive exhaust tone and performance gains for custom exhaust builds. This universal oval muffler with 3 inch offset inlet and outlet fits most vehicles with 3 inch piping via reversible design. Gain power, torque, better fuel economy and durable construction for street or track use. Key
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.1 ★★★★★
Based on 882 reviews
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J
Verified Purchase
judith stevens
Massapequa, US
★★★★★ 1
Some of the components are plastic
This is not a heavy duty application what so ever . One of the flanges broke . We do not recommend this product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 5, 2024
K
Verified Purchase
Kimberly matthews
Dallas, US
★★★★★ 2
Quality control lacking
One tee conector was missing. Nothing avaliable locally that fits.
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Reviewed in the United States on July 13, 2025
A
Verified Purchase
Alexandra
Lowell, US
★★★★★ 1
It doesn’t stay in
The pipe keeps coming out. Not worth the money. Not sturdy to hold a top table.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2024
E
Verified Purchase
Eric
Carnegie, US
★★★★★ 2
Good finish, poor hardware.
Set screws are poor quality and are sometimes powdercoated on the exposed threads. Leads to striped hex sockets and inability to tighten properly. Durable finish as evidenced by no visible damage after throwing parts across the shop in frustration. Ended up running self tapping screws thru parts to complete assembly.
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Reviewed in the United States on February 26, 2024
C
Verified Purchase
Carl L. Bradley
Draper, US
★★★★★ 1
Kinda flimsy…
Thought the assembly was metal, it’s some kind of PVC.
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Reviewed in the United States on September 22, 2025

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