{"product_id":"borla-401664-specialty-s-type-muffler-2-75-inch-center-inlet-and-outlet-6-75-inch-round-body","title":"Borla 401664 Specialty S-Type Muffler, 2.75-Inch Center Inlet and Outlet, 6.75-Inch Round Body","description":"Developed for truck applications and other applications that require a long body muffler. This muffler is considered an \"S-Type\" muffler when compared to the 7.75\" diameter x 24\" long body BORLA(r) Specialty mufflers and used on the same application. Un-notched necks are designed for weld in installation. Alternate muffler with Notched necks is 400130. Use wide band style clamps 18327 (clamps not included). Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel for superior corrosion resistance. 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(r) 's Million-Mile warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.\nSpecialty Muffler - Heavy Duty (Truck) - 2.75\" Center Inlet\/ 2.75\" Center Outlet 6.75\" Round 24\" Long Body 29\" Overall Length. Universal Part. Reversible Design. Un-notched Neck.\n\u003cul\u003e\n  \u003cli\u003eUn-notched necks are designed for weld in installation. If clamping, use 3\" wide band clamps 18005.\u003c\/li\u003e\n  \u003cli\u003eAlternate muffler with Notched neck is 400130. Use 1\" wide band clamps 18327.\u003c\/li\u003e\n  \u003cli\u003eLong body design works well on SUV and truck applications\u003c\/li\u003e\n  \u003cli\u003eUniversal muffler. Reversible design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Borla 401664 Specialty S-Type Muffler is designed for trucks, SUVs, and other applications that require a long-body muffler. With a 2.75-inch center inlet and center outlet, this universal muffler provides a free-flowing exhaust path to support improved performance while maintaining effective sound control. Its reversible design allows flexible installation positioning, making it suitable for a wide range of custom exhaust systems.\u003c\/p\u003e\n\u003cp\u003eConstructed from high-quality T-304 austenitic stainless steel, the Borla 401664 delivers excellent corrosion resistance and long-term durability. Its fully welded construction adds strength, while high-temperature continuous-filament fiber acoustic material helps manage exhaust sound. The natural mill finish may be brushed or polished before installation for a customized appearance. Un-notched necks are intended for weld-in installation; when clamping is preferred, use appropriate wide-band clamps. This muffler is made in the USA and backed by Borla's Million-Mile Warranty.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrief Description:\u003c\/strong\u003e Universal, reversible S-Type specialty muffler for truck, SUV, and custom exhaust applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Feature:\u003c\/strong\u003e Free-flow design supports improved exhaust performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Feature:\u003c\/strong\u003e T-304 stainless steel provides superior corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Feature:\u003c\/strong\u003e Fully welded construction delivers added strength and durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey Feature:\u003c\/strong\u003e High-temperature continuous-filament fiber acoustic material provides sound control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Inlet size: 2.75 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Outlet size: 2.75 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Inlet and outlet configuration: Center inlet and center outlet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Muffler body shape: Round.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Body length: 24 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Overall length: 29 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Installation neck: Un-notched, intended for weld-in installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Specification:\u003c\/strong\u003e Finish: Natural mill stainless steel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Borla 401664 Specialty Muffler. Clamps and installation hardware are not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e This is a universal muffler and does not provide vehicle-specific bolt-on fitment. It is intended for custom exhaust installation on compatible truck, SUV, and other applications. For clamped installation, use suitable wide-band clamps; alternate Borla muffler part number 400130 features notched necks.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLong-body S-Type design is well suited for truck and SUV exhaust applications.\u003c\/li\u003e\n\u003cli\u003eReversible construction provides installation flexibility.\u003c\/li\u003e\n\u003cli\u003eT-304 austenitic stainless steel resists corrosion for lasting durability.\u003c\/li\u003e\n\u003cli\u003eFree-flow internal design supports improved exhaust performance.\u003c\/li\u003e\n\u003cli\u003eFully welded construction increases structural strength.\u003c\/li\u003e\n\u003cli\u003eContinuous-filament fiber acoustic material helps control exhaust sound.\u003c\/li\u003e\n\u003cli\u003eUn-notched necks are designed for weld-in installation.\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Borla's Million-Mile Warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Borla","offers":[{"title":"Default Title","offer_id":67597575749884,"sku":"401664","price":259.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/36eb133d66e0ab32829b1849ae51189dL.jpg?v=1790581058","url":"https:\/\/diycustoms.store\/products\/borla-401664-specialty-s-type-muffler-2-75-inch-center-inlet-and-outlet-6-75-inch-round-body","provider":"diycustoms.store","version":"1.0","type":"link"}