{"product_id":"bmw-m3-m4-g80-g82-g83-stainless-steel-catback-exhaust-system","title":"BMW M3\/M4 (G80 | G82 | G83) Stainless Steel Catback Exhaust System","description":"\u003ch3 data-end=\"261\" data-start=\"187\"\u003e\u003cstrong data-end=\"261\" data-start=\"191\"\u003eBMW M3\/M4 (G80 | G82 | G83) Stainless Steel Catback Exhaust System\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"684\" data-start=\"263\"\u003eUpgrade your S58-powered BMW M3 or M4 with a high-performance, valved catback exhaust engineered to enhance sound, flow, and driving experience. This exhaust system replaces the restrictive factory rear section with premium stainless steel construction, delivering a \u003cstrong data-end=\"562\" data-start=\"530\"\u003edeeper, more aggressive tone\u003c\/strong\u003e while retaining full compatibility with your car’s factory valved exhaust controls. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"886\" data-start=\"728\"\u003e\u003cstrong data-end=\"770\" data-start=\"728\"\u003e✔ Premium Stainless Steel Construction\u003c\/strong\u003e\u003cbr data-end=\"773\" data-start=\"770\"\u003eBuilt from durable 304 stainless steel for superior corrosion resistance, long life, and track-ready performance.\u003c\/p\u003e\n\u003cp data-end=\"1038\" data-start=\"888\"\u003e\u003cstrong data-end=\"918\" data-start=\"888\"\u003e✔ Direct OEM-Style Fitment\u003c\/strong\u003e\u003cbr data-end=\"921\" data-start=\"918\"\u003eDesigned as a bolt-on replacement that installs using factory mounting points — no cutting or modifications required.\u003c\/p\u003e\n\u003cp data-end=\"1239\" data-start=\"1040\"\u003e\u003cstrong data-end=\"1067\" data-start=\"1040\"\u003e✔ Full Valved Operation\u003c\/strong\u003e\u003cbr data-end=\"1070\" data-start=\"1067\"\u003eRetains and works seamlessly with your vehicle’s original exhaust valve system so you can enjoy both refined daily driving and an aggressive soundtrack when you want it.\u003c\/p\u003e\n\u003cp data-end=\"1382\" data-start=\"1241\"\u003e\u003cstrong data-end=\"1269\" data-start=\"1241\"\u003e✔ Enhanced Exhaust Sound\u003c\/strong\u003e\u003cbr data-end=\"1272\" data-start=\"1269\"\u003eReleases more exhaust flow than stock, creating a richer, fuller, and more dynamic sound across the powerband.\u003c\/p\u003e\n\u003cp data-end=\"1572\" data-start=\"1384\"\u003e\u003cstrong data-end=\"1417\" data-start=\"1384\"\u003e✔ Performance-Oriented Design\u003c\/strong\u003e\u003cbr data-end=\"1420\" data-start=\"1417\"\u003eImproved exhaust flow helps reduce back-pressure and enhances throttle response — especially noticeable when paired with tuning or performance midpipes.\u003c\/p\u003e\u003cp class=\"sl-guide-link\"\u003eSee our \u003ca href=\"\/blogs\/guides\/bmw-g80-m3-g82-m4-exhaust-guide-downpipes-vs-midpipes-for-the-s58\"\u003eG80 M3 and G82 M4 exhaust guide\u003c\/a\u003e for which exhaust parts suit your car.\u003c\/p\u003e\u003cp class=\"sl-pairs\"\u003eMore parts for the BMW G80 M3 \u0026amp; G82 M4: \u003ca href=\"\/products\/m-performance-style-pre-pregged-dry-carbon-diffuser-for-bmw-m3-g80-g81-m4-g82-g83-centre-exhaust-2020\"\u003eM Performance Style Pre Pregged Dry Carbon Diffuser For BMW M3 G80 G81 \/ M4 G82 G83 (Centre Exhaust) 2020+\u003c\/a\u003e and \u003ca href=\"\/products\/cs-style-pre-pregged-dry-carbon-fiber-spoiler-for-bmw-3-series-g20-m3-g80-2020\"\u003eCS Style Pre Pregged Dry Carbon Fiber Spoiler for BMW 3 Series G20 \/ M3 G80 2020+\u003c\/a\u003e. \u003ca href=\"\/collections\/bmw-g80-g82-m3-m4-parts\"\u003eSee all BMW G80 M3 \u0026amp; G82 M4 parts\u003c\/a\u003e.\u003c\/p\u003e","brand":"Project Gamma","offers":[{"title":"Default Title","offer_id":44205080412278,"sku":"G80AXBCK","price":2995.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/2976\/5750\/files\/G80_exhaust_a4a50633-71d7-4459-9f2a-8aefd776ea56.jpg?v=1789640330","url":"https:\/\/shop.sl-autowerkes.com.au\/products\/bmw-m3-m4-g80-g82-g83-stainless-steel-catback-exhaust-system","provider":"SL Autowerkes","version":"1.0","type":"link"}