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ProXS Center/Offset

Borla® ProXS™ mufflers are designed for the professional installer and custom installations. ProXS™ mufflers are made from high quality T-304 stainless steel for sharp appearance and long life. The straight thru design coupled with our continuous-filament fiber (CFF) acoustic material deliver high flow and a great sound. Their reversible design provides for installation flexibility. ProXS™ mufflers can be used on car, SUV and truck applications. All ProXS™ mufflers include a Million Mile Warranty.

ProXS Center/Offset

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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.

Part# Description BoxDimensions1 MufflerShape Application MufflerTubingSize Model ProductType BoxWeight1 Category2 Notch MufflerConfig Catgegory3 CaseDimensions DealerHistory CategoryFilter SystemType HasSoundData EngineSize1 EngineSize2 EngineSize3 EngineSize4 PlanningComment MufflerOverallLength HasSimulator HasValves Price  
400476 ProXS 2" Offset/Center 14"x4"x9.5" Muffler part # 400476 20x5x10 Oval Universal 2" ProXS 2" Offset/Center 14"x4"x9.5" F 10 CATALOG Y Center/Offset PROXS 14" x 4" x 9.5" JEGS High Performance769JEGAUTO400476https://www.jegs.com/i/Borla/157/400476/10002/-1jegs_logo.pngSummit Racing Equipment1441ATEMOTOATEMOT2400476https://www.summitracing.com/parts/bor-400476summitracing_logo.pngSS-Exhaust.com17586TURN14400476https://www.ss-exhaust.com/borla-404476/ssexhaust_logo.pngParts Via18678PARTSVIA400476https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400476/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 40344 19" N N $100.99
400477 ProXS 2" Offset/Center 14"x4.25"x7.88" Muffler part # 400477 20x5x10 Oval Universal 2" ProXS 2" Offset/Center 14"x4.25"x7.88" F 9 CATALOG Y Center/Offset PROXS 14" x 4.25" x 7.88" Parts Via18679PARTSVIA400477https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400477/1partsvia_logo.pngSS-Exhaust.com17587TURN14400477https://www.ss-exhaust.com/borla-400477/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 40657 19" N N $100.99
400478 ProXS 2.25" Offset/Center 14"x4"x9.5" Muffler part # 400478 20x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 14"x4"x9.5" F 10 CATALOG Y Center/Offset PROXS 14" x 4" x 9.5" SS-Exhaust.com17588TURN14400478https://www.ss-exhaust.com/borla-400478/ssexhaust_logo.pngParts Via18680PARTSVIA400478https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400478/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 40357 19" N N $104.99
400479 ProXS 2.25" Offset/Center 14"x4.25"x7.88" Muffler part # 400479 20x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 14"x4.25"x7.88" F 9 CATALOG Y Center/Offset PROXS 14" x 4.25" x 7.88" Summit Racing Equipment1439ATEMOTOATEMOT2400479https://www.summitracing.com/parts/bor-400479summitracing_logo.pngJEGS High Performance772JEGAUTO400479https://www.jegs.com/i/Borla/157/400479/10002/-1jegs_logo.pngParts Via18681PARTSVIA400479https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400479/1partsvia_logo.pngSS-Exhaust.com17589TURN14400479https://www.ss-exhaust.com/borla-400479/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 40658 19" N N $104.99
400480 ProXS 2.5" Offset/Center 14"x4"x9.5" Muffler part # 400480 20x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 14"x4"x9.5" F 10 CATALOG Y Center/Offset PROXS 14" x 4" x 9.5" Parts Via18682PARTSVIA400480https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400480/1partsvia_logo.pngJEGS High Performance104JEGAUTO400480https://www.jegs.com/i/Borla/157/400480/10002/-1jegs_logo.pngSS-Exhaust.com17590TURN14400480https://www.ss-exhaust.com/borla-400480/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 40358 19" N N $106.99
400481 ProXS 2.5" Offset/Center 14"x4.25"x7.88" Muffler part # 400481 20x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 14"x4.25"x7.88" F 9 CATALOG Y Center/Offset PROXS 14" x 4.25" x 7.88" JEGS High Performance773JEGAUTO400481https://www.jegs.com/i/Borla/157/400481/10002/-1jegs_logo.pngSS-Exhaust.com17591TURN14400481https://www.ss-exhaust.com/borla-400481/ssexhaust_logo.pngParts Via18683PARTSVIA400481https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400481/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 40659 19" N N $106.99
400482 ProXS 3" Offset/Center 14"x4"x9.5" Muffler part # 400482 20x5x10 Oval Universal 3" ProXS 3" Offset/Center 14"x4"x9.5" F 10 CATALOG Y Center/Offset PROXS 14" x 4" x 9.5" SS-Exhaust.com17592TURN14400482https://www.ss-exhaust.com/borla-400482/ssexhaust_logo.pngJEGS High Performance774JEGAUTO400482https://www.jegs.com/i/Borla/157/400482/10002/-1jegs_logo.pngParts Via18684PARTSVIA400482https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400482/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 40359 19" N N $108.99
400483 ProXS 2.25" Offset/Center 19"x4"x9.5" Muffler part # 400483 25x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 19"x4"x9.5" F 13 CATALOG Y Center/Offset PROXS 19" x 4" x 9.5" Summit Racing Equipment1552ATEMOTOATEMOT2400483https://www.summitracing.com/parts/bor-400483summitracing_logo.pngParts Via18685PARTSVIA400483https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400483/1partsvia_logo.pngJEGS High Performance775JEGAUTO400483https://www.jegs.com/i/Borla/157/400483/10002/-1jegs_logo.pngSS-Exhaust.com17593TURN14400483https://www.ss-exhaust.com/borla-400483/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 40664 24" N N $116.99
400484 ProXS 2.5" Offset/Center 19"x4"x9.5" Muffler part # 400484 25x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 19"x4"x9.5" F 13 CATALOG Y Center/Offset PROXS 19" x 4" x 9.5" JEGS High Performance776JEGAUTO400484https://www.jegs.com/i/Borla/157/400484/10002/-1jegs_logo.pngParts Via18686PARTSVIA400484https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR400484/1partsvia_logo.pngJB's Power Centre 17822DIXPERF400484https://www.jbspowercentre.com/item/68-400484/PROXS-2-5-IN-OUT-19X/jbpowercentre_logo.pngSS-Exhaust.com17594TURN14400484https://www.ss-exhaust.com/borla-400484/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 40665 24" N N $119.99
40344 ProXS 2" Offset/Center 14"x4"x9.5" Muffler part # 40344 20x5x10 Oval Universal 2" ProXS 2" Offset/Center 14"x4"x9.5" F 9 CATALOG N Center/Offset PROXS 14" x 4" x 9.5" SS-Exhaust.com17105TURN1440344https://www.ss-exhaust.com/borla-40344/ssexhaust_logo.pngParts Via18755PARTSVIA40344https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40344/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 19" N N $100.99
40357 ProXS 2.25" Offset/Center 14"x4"x9.5" Muffler part # 40357 20x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 14"x4"x9.5" F 9 CATALOG N Center/Offset PROXS 14" x 4" x 9.5" SS-Exhaust.com17113TURN1440357https://www.ss-exhaust.com/borla-40357/ssexhaust_logo.pngJB's Power Centre 17833DIXPERF40357https://www.jbspowercentre.com/item/68-40357/Borla-40357/jbpowercentre_logo.pngJEGS High Performance94JEGAUTO40357https://www.jegs.com/i/Borla/157/40357/10002/-1jegs_logo.pngParts Via18763PARTSVIA40357https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40357/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 Set W/O’s for 56 instead of 50 due to scrap (per Engineering). 19" N N $104.99
40358 ProXS 2.5" Offset/Center 14"x4"x9.5" Muffler part # 40358 20x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 14"x4"x9.5" F 9 CATALOG N Center/Offset PROXS 14" x 4" x 9.5" JB's Power Centre 17834DIXPERF40358https://www.jbspowercentre.com/item/68-40358/Borla-40358/jbpowercentre_logo.pngQuadratec2667QUAINC40358https://www.quadratec.com/products/17603_9100_07.htm quatratec_logo.jpgStreetsideAuto.com13963KEYAUTOKEYAUT240358https://www.streetsideauto.com/p/borla-borla-pro-xs-40358streetside_logo.pngJC Whitney12289USAPN40358https://www.jcwhitney.com/details/Borla/Muffler/B2540358.htmljcw_logo.jpgParts Via18764PARTSVIA40358https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40358/1partsvia_logo.pngJEGS High Performance97JEGAUTO40358https://www.jegs.com/i/Borla/157/40358/10002/-1jegs_logo.pngSS-Exhaust.com17114TURN1440358https://www.ss-exhaust.com/borla-40358/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 Generate W/O's for Mufflers in increments of 56's due to scrap (Per Engineering) 41771 - DO NOT USE 19" N N $106.99
40359 ProXS 3" Offset/Center 14"x4"x9.5" Muffler part # 40359 20x5x10 Oval Universal 3" ProXS 3" Offset/Center 14"x4"x9.5" F 9 CATALOG N Center/Offset PROXS 14" x 4" x 9.5" JB's Power Centre 17835DIXPERF40359https://www.jbspowercentre.com/item/68-40359/Borla-40359/jbpowercentre_logo.pngSS-Exhaust.com17115TURN1440359https://www.ss-exhaust.com/borla-40359/ssexhaust_logo.pngParts Via18765PARTSVIA40359https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40359/1partsvia_logo.pngSummit Racing Equipment1147ATEMOTOATEMOT240359https://www.summitracing.com/parts/bor-40359summitracing_logo.pngJEGS High Performance101JEGAUTO40359https://www.jegs.com/i/Borla/157/40359/10002/-1jegs_logo.png Mufflers Mufflers 0 0 0 0 0 Set W/O’s for 56 instead of 50 due to scrap (per Engineering) 19" N N $108.99
40657 ProXS 2" Offset/Center 14"x4.25"x7.88" Muffler part # 40657 20x5x10 Oval Universal 2" ProXS 2" Offset/Center 14"x4.25"x7.88" F 9 CATALOG N Center/Offset PROXS 14" x 4.25" x 7.88" SS-Exhaust.com17123TURN1440657https://www.ss-exhaust.com/borla-40657/ssexhaust_logo.pngParts Via18773PARTSVIA40657https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40657/1partsvia_logo.pngJEGS High Performance916JEGAUTO40657https://www.jegs.com/i/Borla/157/40657/10002/-1jegs_logo.png Mufflers Mufflers 0 0 0 0 0 19" N N $100.99
40658 ProXS 2.25" Offset/Center 14"x4.25"x7.88" Muffler part # 40658 20x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 14"x4.25"x7.88" F 9 CATALOG N Center/Offset PROXS 14" x 4.25" x 7.88" SS-Exhaust.com17124TURN1440658https://www.ss-exhaust.com/borla-40658/ssexhaust_logo.pngParts Via18774PARTSVIA40658https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40658/1partsvia_logo.pngJEGS High Performance108JEGAUTO40658https://www.jegs.com/i/Borla/157/40658/10002/-1jegs_logo.png Mufflers Mufflers 0 0 0 0 0 Set W/O’s for 56 instead of 50 due to scrap (per Engineering). 19" N N $104.99
40659 ProXS 2.5" Offset/Center 14"x4.25"x7.88" Muffler part # 40659 20x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 14"x4.25"x7.88" F 9 CATALOG N Center/Offset PROXS 14" x 4.25" x 7.88" SS-Exhaust.com17125TURN1440659https://www.ss-exhaust.com/borla-40659/ssexhaust_logo.pngSummit Racing Equipment942ATEMOTOATEMOT240659https://www.summitracing.com/parts/bor-40659summitracing_logo.pngParts Via18775PARTSVIA40659https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40659/1partsvia_logo.pngJB's Power Centre 17837DIXPERF40659https://www.jbspowercentre.com/item/68-40659/Borla-40659/jbpowercentre_logo.pngJEGS High Performance110JEGAUTO40659https://www.jegs.com/i/Borla/157/40659/10002/-1jegs_logo.png Mufflers Mufflers 0 0 0 0 0 Set W/O’s for 56 instead of 50 due to scrap (per Engineering). 19" N N $106.99
40664 ProXS 2.25" Offset/Center 19"x4"x9.5" Muffler part # 40664 25x5x10 Oval Universal 2.25" ProXS 2.25" Offset/Center 19"x4"x9.5" F 13 CATALOG N Center/Offset PROXS 19" x 4" x 9.5" SS-Exhaust.com17126TURN1440664https://www.ss-exhaust.com/borla-40664/ssexhaust_logo.pngJEGS High Performance109JEGAUTO40664https://www.jegs.com/i/Borla/157/40664/10002/-1jegs_logo.pngParts Via18776PARTSVIA40664https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40664/1partsvia_logo.png Mufflers Mufflers 0 0 0 0 0 Generate W/O's for Mufflers in increments of 50's. 24" N N $116.99
40665 ProXS 2.5" Offset/Center 19"x4"x9.5" Muffler part # 40665 25x5x10 Oval Universal 2.5" ProXS 2.5" Offset/Center 19"x4"x9.5" F 11 CATALOG N Center/Offset PROXS 19" x 4" x 9.5" JEGS High Performance111JEGAUTO40665https://www.jegs.com/i/Borla/157/40665/10002/-1jegs_logo.pngParts Via18777PARTSVIA40665https://borla.partsvia.com/b2c/cart/addAndCheckout/BOR40665/1partsvia_logo.pngQuadratec2690QUAINC40665https://www.quadratec.com/products/17603_40665_07.htm quatratec_logo.jpgStreetsideAuto.com13967KEYAUTOKEYAUT240665https://www.streetsideauto.com/p/borla-40665streetside_logo.pngQuadratec2698QUAINC40665https://www.quadratec.com/products/40665.htm quatratec_logo.jpgSS-Exhaust.com17127TURN1440665https://www.ss-exhaust.com/borla-40665/ssexhaust_logo.png Mufflers Mufflers 0 0 0 0 0 Generate W/O's for Mufflers in increments of 50's. 24" N N $119.99