Remus Axle-Back Rear Box/Back Box Muffler Silencer, Twin 133x85mm Angled Oval Chrome Tips, 70mm Stainless, ECE/EEC Approved, for SEAT Leon Cupra ST Estate/Wagon 5F CJXC 2.0 TSI 221kW 2017-2018, Non-GPF/OPF Performance Sports Exhaust Upgrade

Remus Performance Rear Box with Twin Angled Oval Chrome Trims for Seat Leon Cupra 5F ST CJXC 2.0 TSI 2017 to 2018

Transform the character of your Cupra estate with this Remus rear section. Expect a richer, sportier soundtrack, crisper throttle response and a premium OEM plus finish from an Austrian-built stainless unit featuring striking 133 x 85 mm angled oval tailpipe finishers. With ECE type approval and a 70 mm system diameter, it is the go-to rear box upgrade for owners who want quality engineering, everyday refinement and weekend theatre, all in one package.

We run Remus systems on our own builds and our customers love the tone, the look and the fit. Feedback is consistently positive for sound quality, long-term durability and seamless installation on the 5F ST platform. If you are searching for a rear muffler replacement, performance back box, axle-back rear section, twin oval exhaust tips or an estate-friendly sound upgrade for the CJXC 2.0 TSI, this is the one to have.

Highlights

• Deeper, motorsport-inspired note with a refined cruise and zero fuss on long journeys
• Low back pressure design for improved response and a more eager rev feel
• Premium stainless construction with a shot-blasted surface for longevity
• Twin 133 x 85 mm angled chrome oval outlets that fill the rear valance beautifully
• Model-specific geometry for the 5F ST estate body for a tidy, precise fit
• Austrian craftsmanship by Remus with ECE type approval for road use
• 70 mm bore rear section for enhanced flow while maintaining everyday usability

Vehicle compatibility

• Make and brand: Remus
• Application: Seat Leon Cupra ST estate
• Chassis: 5F
• Engine: 2.0 TSI CJXC
• Power: 221 kW
• Model years: 2017 to 2018
• Piping diameter: 70 mm

Important: For vehicles without GPF or OPF only.

Why this upgrade

• Sporty soundtrack without intrusive cabin drone
• Stainless materials and robust finish for year-round reliability
• Eye-catching twin oval chrome tips for an understated, factory-plus appearance
• Engineered specifically for the Cupra 5F ST for confident fitment

Fitting and support

Professional installation recommended. For expert fitting and setup, choose MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Search terms

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