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Remus Axle-Back Rear Silencer/Backbox Muffler for SEAT Leon Mk3 5F ST Estate/Wagon Cupra 2.0 TSI 213kW CJXH 2014+, Non-GPF Non-OPF, ECE Approved, 70mm Bore, Twin 142x72mm Oval Chrome Tips, Stainless Steel, Cupra 290
Remus Axle-Back Rear Silencer/Backbox Muffler for SEAT Leon Mk3 5F ST Estate/Wagon Cupra 2.0 TSI 213kW CJXH 2014+, Non-GPF Non-OPF, ECE Approved, 70mm Bore, Twin 142x72mm Oval Chrome Tips, Stainless Steel, Cupra 290
Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.
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Remus Rear Box with Dual Angled Oval Chrome Outlets for Seat Leon Mk3 5F ST 2.0 Turbo Cupra 213 kW CJXH Non GPF
Transform your Leon Cupra Sport Tourer with this Austrian built Remus rear section. Expect a deeper, motorsport inspired note, sharper throttle response and a premium twin oval chrome finish that looks perfect under the bumper. Engineered for the Mk3 5F ST 2.0 TSI CJXH 213 kW, this ECE type approved rear box uses a free flowing 70 mm bore to cut backpressure while keeping motorway manners civilised. Stainless steel construction, beautiful shot blasted surface and precision fitment make it a serious upgrade for any non GPF Cupra estate.
Key advantages
- Distinctive, rich sound that comes alive under load and stays comfortable on a cruise
- Improved gas flow from the 70 mm bore for a more responsive feel
- Stainless steel build with shot blasted finish for durability and a factory plus look
- Lighter than stock rear section for a subtle weight saving
- Austrian craftsmanship with OE style fit and alignment
- ECE type approval for road use where regulations apply
- Dual 142 x 72 mm angled oval chrome tailpipe trims that fill the valance perfectly
Specifications
- Configuration: Left and right rear silencer assembly with dual outlets
- Tip style: Angled oval 142 x 72 mm, polished chrome finish
- Pipe diameter: 70 mm bore
- Material: Stainless steel with shot blasted exterior
- Approval: ECE approved
- Vehicle compatibility: Non GPF vehicles only
Vehicle fitment
- Make and model: SEAT Leon Mk3 5F ST estate
- Variant: Cupra 2.0 TSI
- Engine code: CJXH
- Output: 213 kW
- Year: 2014 onwards
- Position: Rear box left and right with twin outlets
What is included
- Remus rear section left and right
- Two angled oval chrome tailpipe trims 142 x 72 mm
Proven on customer cars
We have installed this system on multiple Leon Cupra ST builds at MJ Modifications and customer feedback has been consistently positive. Owners praise the deeper tone when pressing on, the premium finish and the spot on fitment. It is our go to rear box upgrade for non GPF Cupra estates wanting sound, style and quality.
Professional fitting
Want this supplied and fitted by specialists who know the 5F platform inside out? Book installation at MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.
Search terms to find this product
Seat Leon ST Cupra exhaust upgrade. Leon Mk3 5F estate sports muffler. Cupra 2.0 TSI CJXH rear box. Dual oval chrome tips for Leon estate. 70 mm bore rear section. Austrian performance exhaust for Seat Leon wagon. ECE approved sports rear silencer. Non OPF Cupra ST backbox. Remus twin oval tailpipe trims 142 x 72 mm. Stainless rear section for Cupra 213 kW. Performance rear silencer for Seat Leon Sport Tourer. Cupra estate exhaust sound upgrade.
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