Experience noticeable power gains, an awesome sound, and aggressive yet discrete styling. Manufactured since 1983 in the UK from premium T304L aircraft-grade stainless steel, chosen for its superior quality and anti-magnetic properties, every system ensures ultimate performance and a sharper throttle response through features like mandrel-bent, full-flow pipework.
Milltek’s performance stainless steel exhausts offer genuine power gains, an exhilarating sound, and a significant improvement in driveability and throttle response.
Key Features & Advantages:
- Premium Material: Manufactured from anti-magnetic, non-discoloring Type T304L aircraft-grade stainless steel for superior quality throughout all pipework and silencers.
- Optimised Flow: Increased bore size and mandrel-bent, full-flow pipework ensure ultimate performance without sacrificing mid-range torque.
- Proven Expertise: Over 40 years of continuous development, with all systems designed, developed, and manufactured in the UK since 1983.
- Weight Saving: Substantial weight reduction over original equipment.
- Comprehensive Range: Systems include cat-back, GPF/OPF-back, sports cats, de-cats, and more.
Need fitting guidance for your exhaust system, call +44 (0)1789 774444 or contact us directly.
Find your next BMW 3 Series G80 M3 & M3 Competition S58 3.0 Turbo (North American / ROW Non-OPF/GPF Cars Only) Exhaust System
| SKU | Product Type | Tip Style | Additional Options | Pipe MM | Pipe Inches | EC Approved | Race System |
|---|---|---|---|---|---|---|---|
| MILLTEK1203-A | Secondary Cat-back | 115 GT | Secondary Cat Back System with Centre Resonator Bypass & GT-115 Brushed Titanium Trims | 80.0 | 3.15 | X | X |
| MILLTEK1203-B | Secondary Cat-back | 115 GT | Secondary Cat Back System with Centre Resonator Bypass & GT-115 Burnt/Blue Titanium Trims | 80.0 | 3.15 | X | X |
| MILLTEK1203-C | Secondary Cat-back | 115 GT | Secondary Cat Back System with Centre Resonator Bypass & GT-115 Cerakote Black Trims | 80.0 | 3.15 | X | X |
| MILLTEK1203-D | Secondary Cat-back | 115 GT | Secondary Cat Back System with Centre Resonator Bypass & GT-115 Polished Trims | 80.0 | 3.15 | X | X |
| MILLTEK1203-E | Secondary Cat-back | 115 JET | Secondary Cat Back System with Centre Resonator Bypass & JET-115 Carbon Fiber Trims | 80.0 | 3.15 | X | X |
| MILLTEK1203-F | Active Valve Control | Plug & Play Remote Control System for OE & Milltek Sport Exhausts | X | X | |||
| MILLTEK1203-G | Large-bore Downpipes and Cat Bypass Pipes | Decat Downpipes (Requires Stage 2 ECU Remap) – Fits to OE or Milltek 102mm Mid Pipes | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-H | Large-bore Downpipe and De-cat | Requires Stage 2 ECU Remap – Fits to OE and Milltek Sport 3" Midpipe Systems | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-I | Large Bore Downpipe and Hi-Flow Sports Cat | V2 HJS HQ 200 Cell Catted Downpipes (No CEL) – Fits to OE or Milltek 102mm Mid Pipes | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-J | Large Bore Downpipe and Hi-Flow Sports Cat | with HJS HQ 200CPSI Cats (No CEL or ECU Software Required) – Fits to OE Secondary Cats & Milltek Sport 3" Cat Back System | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-K | Secondary Catalyst Bypass | Secondary Cat Bypass – Non Resonated – Fits to OE Downpipes & Axle Back System Only | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-L | Secondary Catalyst Bypass | Secondary Cat Bypass – Non Resonated – Fits to OE Downpipes & Milltek Sport Axle Back System Only | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-M | Secondary Catalyst Bypass | Secondary Cat Bypass – Resonated – Fits to OE Downpipes & Axle Back System Only | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-N | Secondary Catalyst Bypass | Secondary Cat Bypass – Resonated – Fits to OE Downpipes & Milltek Sport Axle Back System Only | 76.2 | 3.0 | X | Y | |
| MILLTEK1203-O | Secondary Catalyst Bypass | Single Pipe 102mm – Non Resonated to Milltek Axle Back Only | 101.6 | 4.0 | X | Y | |
| MILLTEK1203-P | Secondary Catalyst Bypass | Single Pipe 102mm – Non Resonated to OE Axle Back Only | 101.6 | 4.0 | X | Y | |
| MILLTEK1203-Q | Secondary Catalyst Bypass | Single Pipe 102mm – X Pipe to Milltek Axle Back Only | 101.6 | 4.0 | X | Y | |
| MILLTEK1203-R | Secondary Catalyst Bypass | Single Pipe 102mm – X Pipe to OE Axle Back Only | 101.6 | 4.0 | X | Y | |
| MILLTEK1203-S | Axle Back | 115 GT | Axle Back System with GT-115 Brushed Titanium Trims | 80.0 | 3.15 | Y | X |
| MILLTEK1203-T | Axle Back | 115 GT | Axle Back System with GT-115 Burnt Titanium Trims | 80.0 | 3.15 | Y | X |
| MILLTEK1203-U | Axle Back | 115 GT | Axle Back System with GT-115 Cerakote Black Trims | 80.0 | 3.15 | Y | X |
| MILLTEK1203-V | Axle Back | 115 GT | Axle Back System with GT-115 Polished Trims | 80.0 | 3.15 | Y | X |
| MILLTEK1203-W | Axle Back | 115 JET | Axle Back System with JET-115 Carbon Trims | 80.0 | 3.15 | Y | X |
