{"product":{"id":11356535587158,"title":"Borla XR-1 Raceline - Multi-Core — Natural mill","body_html":"\u003cp\u003eBorla xr-1 raceline - multi-core. Match the dimensions, pipe connections and installation method to your exhaust. Construction: T-304 stainless steel. Supplied finish: Natural mill. The muffler can be installed in either flow direction.\u003c\/p\u003e\u003cp\u003eApplication: XR-1® Multi-Core Racing Muffler 3\" Center Inlet\/ 3\" Center Outlet 4.25\" x 7.88\" Oval x 16\" Long Body 21\" Overall Length. Universal Part. Reversible Design.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSKU \/ option\u003c\/th\u003e\n\u003cth\u003eBorla technical table specification\u003c\/th\u003e\n\u003cth\u003eInstallation and care requirements\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e400371 — Natural mill\u003c\/td\u003e\n\u003ctd\u003eBorla application panel: XR-1® Multi-Core Racing Muffler 3\" Center Inlet\/ 3\" Center Outlet 4.25\" x 7.88\" Oval x 16\" Long Body 21\" Overall Length. Universal Part. Reversible Design.; Borla technical table: Muffler Config: Center\/Center; Muffler Shape: Oval; Muffler Tubing Size: 3\"; Case Dimensions: 16\" X 4.25\" X 7.88\"; Muffler Oal: 21\"\u003c\/td\u003e\n\u003ctd\u003eNatural mill finish can be brushed or polished prior to installation. 100% welded construction for strength.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eCheck Borla's installation instructions for the selected part number before fitting.\u003c\/p\u003e","vendor":"Borla","product_type":"Muffler","created_at":"2026-10-10T18:11:31+01:00","handle":"borla-xr-1-raceline-multi-core-natural-mill-400371","updated_at":"2026-10-16T19:04:38+01:00","published_at":"2026-10-14T22:49:27+01:00","template_suffix":null,"published_scope":"web","tags":"brand:borla, cat:exhausts, dept:performance-parts, type:muffler, universal-fit","variants":[{"id":55687649722710,"product_id":11356535587158,"title":"Default Title","price":"316.74","sku":"400371","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default Title","option2":null,"option3":null,"created_at":"2026-10-10T18:11:31+01:00","updated_at":"2026-10-16T19:04:38+01:00","taxable":true,"barcode":"808422003711","grams":6350,"image_id":86511780987222,"weight":14.0,"weight_unit":"lb","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"GBP","compare_at_price_currency":"","quantity_price_breaks":[]}],"options":[{"id":14520699519318,"product_id":11356535587158,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":86511780987222,"product_id":11356535587158,"position":1,"created_at":"2026-10-10T18:49:38+01:00","updated_at":"2026-10-10T18:49:40+01:00","alt":"Borla 400371 product image","width":1280,"height":720,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/borla-400371-main-1-large.jpg?v=1791654580","variant_ids":[55687649722710]}],"image":{"id":86511780987222,"product_id":11356535587158,"position":1,"created_at":"2026-10-10T18:49:38+01:00","updated_at":"2026-10-10T18:49:40+01:00","alt":"Borla 400371 product image","width":1280,"height":720,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/borla-400371-main-1-large.jpg?v=1791654580","variant_ids":[55687649722710]}}}