PartSmith Co. lists the Megan Supremo Series Axleback Exhaust System Stainless Dual Tips For 19+ BMW 330i RWD 2.0L i4 Turbo M Sport (G20) with real inventory, honest specs and fast USA dispatch.

Flange patterns and pipe diameters decide fitment, and small differences prevent sealing entirely. Allow clearance from fuel and brake lines when routing new sections.
Buyers comparing the megan supremo series axleback exhaust will find the specification detail on this page rather than in a catalog footnote.
The megan supremo series axleback exhaust listed here is checked against your vehicle before dispatch.
Every megan supremo series axleback exhaust order goes through the same fitment review.
Ordering the megan supremo series axleback exhaust takes a minute and the confirmation reaches you straight away.
Our team knows the megan supremo series axleback exhaust well, so ask if anything about the specification is unclear.
Stock of the megan supremo series axleback exhaust is live on this page rather than estimated.
What you are buying
- Engine: 2.0L i4
- Category: Major Pipe
- Price: $714.85 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
Our Axle-Back Exhaust Systems for the G20 3-Series replaces the typically quiet and restrictive factory muffler and exhaust components with a larger, free flowing straight-thru type muffler. Whereas OEM muffler constructions typically rely on multiple chambers to bounce and absorb sound frequencies. This results in the increase of backpressure as exhaust gasses are deflected back and forth robbing engine response and power. Megan Racing Supremo Exhausts system utilize straight-thru perforated glass-pack mufflers dramatically decreasing exhaust backpressure as the gasses are allowed a straight, unrestricted passage while sound frequencies are absorbed by the glass-pack fiber material providing a nice, mellow tone. Comprised of 100% T-304 stainless steel, Megan Racing exhaust components are designed to last the test of time and protected with a 1-year warranty against manufacturer defects. Off-Road Use Only.
NOTE: The OEM muffler must be cut off in order to install this system using the provided slip on clamps.
- Material: T304 Stainless Steel
- Color: Metallic
- Finish: Polished / Stainless Tips
- Type: Exhaust System
- Style: Supremo Series ABE
- Placement: Rear
- Connection Type: Clamp-On / Cutting Require / Will disable factory exhaust valve
- Tubing Diameter: 86mm (ID) Inlet Tubing
- Tip Shape: 101mm OD Dual Exhaust Tips
- Increase High Flow Air and Maximize Performance
- TIG Weld for Strength and Durability
- CNC Machine Flanges for Strong Solid Support
- Closed Course, Off-Highway Use Only
Application:
For 2019+ BMW 330i RWD 2.0L i4 Turbo M Sport (G20)
Remark:
Installation: The OEM muffler must be cut off in order to install this system using the provided slip on clamps
Product Content:
- 1 Set x Exhaust System
Hardware if any as Shown in the Picture Above
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- MR-ABE-BG20, MRABEBG20
Message us the vehicle details and we will confirm compatibility, including anything unusual about your build.
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Every parcel carries tracking that updates with each carrier scan until it reaches your door.
If you want independent guidance before ordering, the Car Care Council maintenance tips is a useful reference.
Frequently asked questions
Is fitment guaranteed on this listing?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
How long does delivery take?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
How do returns work here?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
How do you protect it in transit?
We verify flange and diameter specification on exhaust orders before they ship.
![Megan M-FG Series 2.5″ Inlet Exhaust Muffler [Silver Chrome Canister / Blue Tip]](https://partsmithco.com/wp-content/uploads/2026/07/MR-MU-MFG-2_1-300x300.jpg)
![Megan M-DT Series 2.5″ Inlet Exhaust Muffler [Matte Black Canister / Chrome Tips]](https://partsmithco.com/wp-content/uploads/2026/07/MR-MU-MDT-B_1-300x300.jpg)


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