3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler
3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler - Medium (D846MNX) at $344.88 RRP from MPI Automotive. Fits.
Category: Mufflers and resonators

Part specs
- SKU
- D846MNX
- Supplier
- MPI Automotive
- Category
- Mufflers and resonators
- RRP
- $344.88 AUD
- Brand
- MPI Automotive
- Stock status
- IN_STOCK
- Source ID
- MPI_D846MNX
Workshop note
Buy 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium by MPI Automotive — MPI Automotive Product Overview Whether you're chasing dyno numbers, towing torque, or that perfect V8 rumble, the 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium is the upgrade your vehicle has been waiting for. The 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium is a complete system manufactured by MPI Automotive and distributed by MPI Automotive. Designed specifically for Australian conditions, this system replaces your factory exhaust with mandrel•bent piping, high•flow mufflers, and premium•grade stainless steel construction that outlasts and outperforms OEM equipment. Key Features & Benefits • Full bolt•on design — no cutting, welding, or fabrication required for installation • Dynamically tuned mufflers deliver an aggressive note under load with minimal cabin drone • CNC•machined flanges and precision TIG welding for leak•free, factory•like fitment • Mandrel•bent premium•grade materials tubing for optimal exhaust flow and zero restriction points Vehicle Fitment & Installation Designed as a direct replacement for the listed vehicle application, the 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium uses all OEM mounting locations and includes every bracket, gasket, and clamp needed for a straightforward installation. Professional installation is recommended but experienced home mechanics can complete the job in 2•4 hours on a hoist. Performance Benefits The performance gains from the 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium aren't just numbers on a dyno sheet — you'll feel the difference every time you accelerate. Reduced backpressure means your engine breathes easier, spools turbos faster, and delivers throttle response that puts a smile on your face. Combined with the weight savings over factory steel exhausts, this upgrade transforms how your vehicle drives. Supplier Information The 3in, 8in x 5in Oval Centre/Centre, Twin In/Twin Out, 20in (500mm) Long, Megaflow Muffler • Medium is sourced from MPI Automotive (mpiautomotive.com), one of Australia's leading automotive parts distributors. Every unit is backed by MPI Automotive's warranty and supported by their nationwide dealer network. SKU: D846MNX | RRP: $344.88 AUD | Available from MPI Automotive. Where to Buy Available now from MPI Automotive at an RRP of $344.88. Order today with confidence — every system is inspected, packed, and shipped from Australian warehouses with full tracking and warranty support.
Fitment support across the Illawarra
Oak Flats Muffler Men can check this part against supplier specs, part number, image, RRP and vehicle details for customers around Oak Flats, Shellharbour, Wollongong, Dapto, Albion Park, Kiama and the northern suburbs.
Book the right exhaust job without guessing.
Send the vehicle make, model, year, engine, current issue, desired sound or performance goal, and clear photos of the existing exhaust where available.
