{"product_id":"remus-bmw-1-series-n13-f20-f21-rear-sport-exhaust-silencer-with-tail-pipes-114i-116i-118i","title":"Remus BMW 1 Series N13 F20 F21 Rear Sport Exhaust Silencer with Tailpipes (114i , 116i \u0026 118i)","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eTransform the sound and flow of your BMW 1 Series petrol turbo\u003c\/h2\u003e\n  \u003cp\u003eGive your F20 or F21 1.6 turbo four-cylinder the soundtrack and response it deserves with this premium Austrian‑built stainless steel rear box. This performance muffler replaces the factory rear section and delivers a deeper, sportier tone with reduced back pressure for improved throttle response. It features a centred can with a left and right single outlet and smart 84 mm tips for a purposeful OEM+ look.\u003c\/p\u003e\n  \u003cp\u003eWe run this setup on customer cars and it never fails to impress. Clean fitment, great quality, and that addictive growl without drone. EC approved and backed by a 24‑month manufacturer warranty.\u003c\/p\u003e\n\n  \u003ch3\u003eWhy enthusiasts choose this upgrade\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSportier exhaust note with an aggressive edge under load and a refined cruise\u003c\/li\u003e\n    \u003cli\u003eShot‑blasted, 100% stainless steel construction for long‑term durability\u003c\/li\u003e\n    \u003cli\u003eLow back pressure design for noticeable response and performance gains\u003c\/li\u003e\n    \u003cli\u003eLighter than the factory rear silencer\u003c\/li\u003e\n    \u003cli\u003ePrecision fit for F20\/F21 1 Series N13B16 engines\u003c\/li\u003e\n    \u003cli\u003eHandmade in Austria with EC homologation\u003c\/li\u003e\n    \u003cli\u003e24‑month manufacturer warranty\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSystem options\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAxle‑back:\u003c\/strong\u003e Part number \u003cstrong\u003e084111 1583C\u003c\/strong\u003e. The OE exhaust is cut at the manufacturer’s marked point. Suits both Standard and M Sport bumpers. The right side skirt outlet requires trimming using the supplied template.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCat‑back:\u003c\/strong\u003e Add the resonated front section \u003cstrong\u003e084111 0300\u003c\/strong\u003e to create a full system with no cutting of the original exhaust. Suits both Standard and M Sport bumpers. The right side skirt outlet requires trimming using the supplied template.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eVehicle compatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW 1 Series F20 1.6 petrol: 114i, 116i, 118i, including LCI, N13B16, 4‑cylinder only\u003c\/li\u003e\n    \u003cli\u003eBMW 1 Series F21 1.6 petrol: 114i, 116i, 118i, including LCI, N13B16, 4‑cylinder only\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eTechnical details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTip diameter: 84 mm, single outlet per side\u003c\/li\u003e\n    \u003cli\u003eOE pipe diameter: Ø 52 mm\u003c\/li\u003e\n    \u003cli\u003ePerformance system pipe diameter: Ø 65 mm\u003c\/li\u003e\n    \u003cli\u003eFinish: shot‑blasted stainless steel\u003c\/li\u003e\n    \u003cli\u003eApproval: EC homologated\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eFitting and trimming notes\u003c\/h3\u003e\n  \u003cp\u003eSuits Standard and M Sport rear bumpers. The right-hand skirt outlet needs trimming; a template is included. For axle‑back installation, the factory exhaust is cut at the marked position. For a full cat‑back using the resonated front section 084111 0300, no cutting of the original system is required.\u003c\/p\u003e\n  \u003cp\u003ePrefer professional installation? Book fitting with MJ Modifications in Warwickshire. Email \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e for a quote.\u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility check before dispatch\u003c\/h3\u003e\n  \u003cp\u003eWe verify fitment prior to shipping. Provide your UK registration or the last 7 of your VIN at checkout and we’ll confirm this part fits your car.\u003c\/p\u003e\n\n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003e084111 1583C\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003ch3\u003eTrusted by owners\u003c\/h3\u003e\n  \u003cp\u003eOur customers love the enhanced tone, quality welds, and perfect alignment of the tips. It’s the ideal exhaust upgrade for a daily‑driven 114i, 116i or 118i that you still want to enjoy on a B‑road blast.\u003c\/p\u003e\n\n  \u003ch3\u003ePopular search terms\u003c\/h3\u003e\n  \u003cp\u003eBMW F20 exhaust upgrade, F21 back box, 1 Series performance muffler, N13B16 sports exhaust, 114i exhaust system, 116i rear box, 118i axle‑back, BMW 1.6 turbo petrol exhaust, EC approved exhaust, stainless steel rear silencer, BMW 1 Series cat‑back, twin outlet tips, BMW F20 F21 sound upgrade.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Remus","offers":[{"title":"Straight Carbon","offer_id":56008738537858,"sku":null,"price":660.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/REMUSBMW1SERIESN13F20F21REARSPORTEXHAUSTSILENCERWITHTAILPIPES_114I_116I_118I__02_1946x_5bf5f775-8d02-48f3-adc5-0ec3df0201dc_1024x1024_2x-transformed.webp?v=1764091619","url":"https:\/\/mjmodifications.co.uk\/products\/remus-bmw-1-series-n13-f20-f21-rear-sport-exhaust-silencer-with-tail-pipes-114i-116i-118i","provider":"MJ Modifications","version":"1.0","type":"link"}