Remus Axle-Back Rear Silencer/Back Box Muffler for SEAT Leon Cupra 5F ST Estate/Wagon 2.0 TSI CJXA (2014+, 206kW/280PS) - Twin 133x85mm Oval Angled Chrome Tips, 70mm Stainless - ECE Approved Sport Exhaust L/R - Fits Non GPF/OPF/PPF

Remus sports backbox upgrade for Seat Leon Cupra 5F ST 2.0 TSI CJXA

Give your Cupra ST estate the soundtrack and presence it deserves with this premium Remus axle-back rear section. Crafted in Austria from high-grade stainless steel and finished with a shot-blasted surface, it delivers a deep, assertive tone and precision fitment. The twin oval chrome trims measure 133 x 85 mm with an angled cut, filling the rear bumper beautifully while keeping things tasteful and factory-plus. EU type-approved for road use, this is a quality performance exhaust rear section for enthusiasts who want stronger sound, cleaner flow and long-term durability.

Why owners choose this system

• Sportier, richer exhaust note without unwanted drone
• Freer-flowing 70 mm pipework for reduced restriction
• Handmade construction with excellent weld quality
• Lightweight, robust stainless design built to last
• Beautiful twin 133 x 85 mm oval chrome tail trims with angled finish
• ECE approval for legal use on public roads
• Designed specifically for the 5F platform Cupra ST 2.0 TSI CJXA 206 kW
• Only suitable for vehicles without GPF, OPF or PPF

Fitment and details

• Brand: Remus
• Vehicle: Seat Leon 5F ST estate
• Engine code: CJXA 2.0 TSI 206 kW
• Model years: 2014 onwards
• Configuration: left and right rear box with twin oval chrome tips, angled cut
• Tip size: 133 x 85 mm
• Tubing diameter: 70 mm
• Approval: ECE EEC type-approved
• Compatibility: not for cars equipped with petrol particulate filter GPF OPF PPF

Real-world results

We have supplied and fitted these systems for years and feedback is consistently excellent. Customers praise the refined but purposeful sound, the quality of the finish and the tidy, OE-plus look at the rear. It fits right, sounds right and makes every drive more special.

Professional installation

Want a hassle-free fit with full aftercare support? Book installation with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Common search terms to help you find this upgrade

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Note: Only for models without GPF OPF PPF. If you need help confirming compatibility for your Cupra ST, contact us and we will be happy to assist.