Remus Performance Valved Cat-Back (Catback) Exhaust for BMW M3 G80/M3 Competition, M4 G82/M4 Competition & M2 G87 S58 | Downpipe-Back GPF/OPF-Back Racing System | Stainless Steel | Secondary Cat Delete Option | Part 081023 1510-7

BMW G80 M3, G82 M4, G87 M2 S58 Performance Valved Exhaust System 081023 1510-7

Unleash the S58 with a full rear system from the downpipe connection back. Part number 081023 1510-7 is a motorsport-focused, valved, stainless steel set-up for the latest M3 and M4 platforms, with options that also suit the G87 M2. It delivers a deep, aggressive soundtrack and reduced back pressure while retaining OEM valve control for a refined drive when you want it and a fierce tone when you do not.

We have installed this system for customers and the feedback on sound quality, build and fit has been outstanding. If you are searching for a BMW M3 G80 exhaust upgrade, G82 M4 performance exhaust, S58 valved system, OPF compatible race exhaust or secondary cat replacement for track use, this solution ticks every box.

Key highlights

• Valved performance system from the downpipe connection rearwards
• Secondary catalyst replacement tube for EU vehicles included
• Free flowing centre section and link pipes for lower back pressure
• Shot blasted finish and 100% stainless steel construction
• Handmade in Austria with precise fitment on factory hangers
• Aggressive racing tone with valves open and a more civil note with valves closed
• 24 month manufacturer warranty

Valve control and fitment

Supplied with a spherical connection to join the centre silencer and pipes, this kit mounts to the original points and reuses the OE flap actuators. The valves integrate with your car electronics, so you retain factory drive-mode control of sound.

What is included

Complete rear system from the downpipe connection back, comprising:

• Performance centre silencer with integrated valves
• Connection tube package
• Secondary catalyst replacement tube for EU models
• Choice of tailpipe sets sold separately

Tailpipe options sold separately

Pick your finish to complete the quad outlet look. Tailpipes are not included in this kit and are available separately:

• Stainless Steel Chromed Angled Rolled Edge 102 mm
• Stainless Steel Chromed Angled Straight Cut 102 mm
• Stainless Steel Chromed Straight Cut with Carbon Insert 98 mm
• Stainless Steel Black Chrome Straight Cut with Carbon Insert 98 mm
• Carbon Tail Pipe Set with Titanium Internals 102 mm

Dimensions

• Original tube diameter 70 mm
• System tube diameter 76 mm

Vehicle applications

• BMW G80 M3 2021+ with and without GPF
• BMW G80 M3 Competition 2021+ with and without GPF
• BMW G82 M4 2021+ with and without GPF
• BMW G82 M4 Competition 2021+ with and without GPF
• BMW G87 M2 2023+ S58 with GPF

Ideal search terms

BMW M3 G80 exhaust upgrade, G82 M4 valved exhaust, S58 performance exhaust UK, OPF compatible race system, M3 Competition exhaust UK, M4 Competition exhaust sound, secondary cat delete track use, quad exit tips 102 mm, stainless steel Austrian exhaust, G87 M2 S58 exhaust.

Important notes

• Racing product. No ECE type approval
• The original exhaust will need to be cut
• Use on public roads is not permitted where EC approval is required
• For track and off road use only
• ECU calibration is recommended when fitting systems with secondary catalyst replacement to optimise performance and avoid warning lights

Professional installation

We offer fitting at MJ Modifications in Warwickshire. Get a quote by emailing info@mjmodifications.co.uk. Our technicians have hands-on experience with this system and can advise on tip selection and set-up.

Compatibility check

Before dispatch we verify fitment. Provide your UK registration or the last 7 of your VIN at checkout.

Part number and contents

Part number: 081023 1510-7

Includes: 081021 1100, 081021 1200, 081021 1401, 081023 1510

Manufacturer and warranty

Made by Remus. Supplied with a 2 year warranty that is non transferable.