MBRP is a Canadian manufacturer of performance exhaust systems for trucks, off-road and powersports, engineered for improved flow, durability and sound.
THE ONLY EXHAUST YOU"LL EVER NEED - MBRP Armor Pro Series exhaust systems are backed by a long-term Warranty and crafted out of T304 Stainless Steel - the most durable material grade that money can buy.The T304 Stainless Steel tubing is easy to clean and maintain. It’s the obvious choice for you if you operate your vehicle in extreme conditions. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine’s cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.
Features
- Durable T304 Stainless Steel Construction. Bolt-On Installation. Retains Factory Active sound. Up to 4 Percent Flow Increase. Carbon Fiber Tips Included.
MBRP Exhaust System — 3" (MBRS45033CF)
Vehicle fitment
Estimated fitment — verify before purchase| Years | Make | Model | Trim |
|---|---|---|---|
| 2021–2026 | BMW | M3 | |
| 2021–2026 | BMW | M4 | |
| 2022–2026 | BMW | M3 | Competition xDrive |
| 2022–2026 | BMW | M4 | Competition xDrive |
| 2025–2026 | BMW | M4 | CS |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | MBRP |
| Part number | MBRS45033CF |
| Muffler Outlet Quantity | 1 |
| Muffler Quantity | 2 |
| Tail Pipe Quantity | 2 |
| Tail Pipe Outlet Outside Diameter | 3 |
| Main Piping Diameter | 3 |
| Tubing Diameter | 3 Inch |
| Pipe Material | 304 Stainless Steel |
| Exhaust Tip Quantity | 4 |
| Flow Increase (%) | 4 |
| Exhaust Tip Diameter | 4.5 |
| Muffler Body Diameter | 6 |
| Muffler Body Height | 6 |
| Muffler Body Width | 6 |
| Muffler Body Length | 8.26 |
| Category | Exhaust & Performance |
| Years | Make | Model |
|---|---|---|
| 2021–2026 | BMW | M3 |
| 2021–2026 | BMW | M4 |
| 2022–2026 | BMW | M3 |
| 2022–2026 | BMW | M4 |
| 2025–2026 | BMW | M4 |

Worth adding
Useful in any truck — ships separately in its own box.
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