{"product_id":"borla-atak-axle-back-exhaust-system-2021-2026-ford-bronco-11978","title":"Borla ATAK Axle-Back Exhaust System for 2021-2026 Ford Bronco 2.7L","description":"\u003cp\u003eThe ATAK Axle-Back Exhaust System gives the rear exhaust section Borla's ATAK voice, the most aggressive of its three sound levels. Mandrel-bent T-304 stainless steel gives it smooth flow and long-lasting corrosion resistance. Borla part 11978 fits the 2021-2026 Ford Bronco.\u003c\/p\u003e\n\u003cp\u003eInstallation is not included, and any optional Borla part called out in the fit notes is sold separately.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eMaximum Borla volume\u003c\/strong\u003e\u003cbr\u003eATAK is the loudest of Borla's three sound levels, an aggressive, full exhaust note.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eATAK core technology\u003c\/strong\u003e\u003cbr\u003eATAK stands for Acoustically-Tuned Applied Kinetics. ATAK mufflers hold several solid and perforated cores, and Borla uses computer modeling to adjust their shapes and perforation patterns until the note is right for the vehicle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAxle-back scope, lower cost\u003c\/strong\u003e\u003cbr\u003eAn Axle-Back system replaces the mufflers, rear piping and tips from the rear axle back. It costs less than a full Cat-Back and still gives a distinct Borla note, though with a less full-bodied sound.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMandrel-bent T-304 stainless steel\u003c\/strong\u003e\u003cbr\u003eMandrel bends keep the tube round through every curve, and the T-304 austenitic alloy holds up to heat and road salt better than 409 or aluminized steel.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePrecise CNC manufacturing\u003c\/strong\u003e\u003cbr\u003eComputer numerical control production keeps each bend and flange accurate to the vehicle the system was built around.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCovered by the Million-Mile Warranty\u003c\/strong\u003e\u003cbr\u003eMaterials and workmanship are covered for the original buyer on the original vehicle; finishes and moving parts carry a one-year term.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cdiv style=\"background:#faf7f7;border-left:4px solid #ba232a;border-radius:0 8px 8px 0;padding:14px 16px;margin:12px 0;\"\u003e\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eFit guidance:\u003c\/strong\u003e Fits: 2021-2026 Ford Bronco, with the engine, cab, bed and trim qualifiers shown. Check your vehicle against these notes before ordering.\u003cbr\u003e\u003cb\u003eQualifier:\u003c\/b\u003e 2.7L EcoBoost V6; 2-door or 4-door; 4WD; automatic\u003c\/p\u003e\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eBorla fit notes for this part\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"border-collapse:collapse;width:100%;\"\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eFits the 2.7L EcoBoost V6 Bronco (not Bronco Sport or Raptor).\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e Borla\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSound level:\u003c\/b\u003e ATAK\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWarranty:\u003c\/b\u003e Borla Million-Mile Warranty (one year on carbon fiber, black coatings, tip finishes and moving parts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e T-304 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Type:\u003c\/b\u003e Axle-Back\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTube Bends:\u003c\/b\u003e Mandrel-bent\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePipe Diameter:\u003c\/b\u003e 2.75\" Into Dual 2.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTip Size:\u003c\/b\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTip Exit:\u003c\/b\u003e Vehicle Single Split Rear Exit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct weight:\u003c\/b\u003e 28.2 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart numbers:\u003c\/b\u003e 11978, 11978CB\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTip finish options\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"border-collapse:collapse;width:100%;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;\"\u003eTip finish\u003c\/th\u003e\n\u003cth style=\"text-align:left;\"\u003eBorla part number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolished Stainless\u003c\/td\u003e\n\u003ctd\u003e11978\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCeramic Black\u003c\/td\u003e\n\u003ctd\u003e11978CB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWARNING: This product in the physical form it is sold does not present a hazard. However, operations including, but not limited to welding, brazing or thermal cutting can expose you to chemicals including chromium, nickel, cobalt, arsenic, cadmium and lead, which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003eType: Axle-Back exhaust system  ·  Install: vehicle-specific; method varies by application  ·  Tools: listed on the Borla install sheet\u003c\/p\u003e\u003cp\u003eThis system replaces the exhaust from the rear axle back and joins the remaining factory piping. Follow the fit notes below and the Borla install sheet for this vehicle.\u003c\/p\u003e\u003cp\u003eBorla's installation instructions for this part number are linked under Resources. Read them fully before starting.\u003c\/p\u003e\n\u003ch3\u003eResources\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0805\/4784\/0244\/files\/borla-install-a-36060.pdf?v=1791160988\" target=\"_blank\" rel=\"noopener\" title=\"Borla ATAK Axle-Back Exhaust System installation instructions (PDF)\" style=\"color:#ba232a;font-weight:700;text-decoration:underline;\"\u003eBorla ATAK Axle-Back Exhaust System installation instructions (PDF)\u003c\/a\u003e, Borla's step-by-step guide, which covers part 11978.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWarranty, Shipping \u0026amp; Returns\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWarranty.\u003c\/strong\u003e Borla covers its products under the Million-Mile Warranty, which protects the original purchaser of record, on the vehicle the part was first installed on, against defects in materials or workmanship for a million miles. Carbon fiber, black coatings, tip finishes and moving parts such as valves and actuators carry a one-year term, and appearance blemishes from weather, road hazards, lack of maintenance or temperature extremes are not covered. When Borla's inspection confirms a defect, Borla repairs or replaces the part at its option. The warranty does not pay for removal or reinstallation, does not apply to parts damaged by accident, abuse, misuse, misapplication or modification, and does not cover sound level, because sound is a matter of taste. \u003cstrong\u003eShipping.\u003c\/strong\u003e The carrier and ship method are set by the size and weight of the carton when the order is placed; long exhaust systems ship in oversize cartons. \u003cstrong\u003eInspect on delivery.\u003c\/strong\u003e When the carton arrives, open it and check every pipe, muffler, clamp and hanger against the parts list before you start the install, and report any shipping damage right away with photos.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReturns.\u003c\/strong\u003e Unused items in their original packaging can be returned within 30 days of delivery. If an item arrives damaged, defective or wrong, return shipping is on us. See our \u003ca href=\"https:\/\/prestigetruck.com\/policies\/refund-policy\"\u003eReturns \u0026amp; Refunds Policy\u003c\/a\u003e, or email \u003ca href=\"mailto:support@prestigetruck.com\"\u003esupport@prestigetruck.com\u003c\/a\u003e with any question.\u003c\/p\u003e\n\u003ch3\u003eAbout Borla\u003c\/h3\u003e\u003cdiv class=\"pt-about\" style=\"margin:6px 0 4px;\"\u003e\n\u003cp\u003eBorla began in 1978 building stainless exhaust systems for concours Rolls-Royce and Ferrari restorations, and the company has grown into a leading name in stainless performance exhaust for cars and vehicles.\u003c\/p\u003e\n\u003cp\u003eEach Borla system starts as a clean-sheet design for one vehicle. Engineers at the research and development center in Oxnard, California shape the muffler bodies, internal cores and flow paths around that platform's own mechanical and acoustic traits, then offer the result in a choice of Touring, S-Type or ATAK sound.\u003c\/p\u003e\n\u003cp\u003eProduction happens at a 100-acre plant in Johnson City, Tennessee, where raw stainless steel is cut, bent, welded and shipped. Borla also supplies factory-installed accessory exhaust to automakers such as GM, Ford and Toyota.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Borla","offers":[{"title":"Polished Stainless","offer_id":67697620779252,"sku":"11978","price":1249.99,"currency_code":"USD","in_stock":true},{"title":"Ceramic Black","offer_id":67697620812020,"sku":"11978CB","price":1299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/4784\/0244\/files\/borla-borla-atak-axle-back-exhaust-system-a-stainless-axle-back-exhaust-with-a-muffler-1.jpg?v=1791164276","url":"https:\/\/prestigetruck.com\/products\/borla-atak-axle-back-exhaust-system-2021-2026-ford-bronco-11978","provider":"Prestige Truck","version":"1.0","type":"link"}