Holden Commodore VT - VZ Sedan 3in Dual Rear Muffler
Holden Commodore VT - VZ Sedan 3in Dual Rear Muffler for selected vehicle applications. Part SSMBM449MF-HARROP by MPI Automotive. $1,124.24 RRP.
Category: Mufflers and resonators

Part specs
- SKU
- SSMBM449MF-HARROP
- Supplier
- MPI Automotive
- Category
- Mufflers and resonators
- RRP
- $1124.24 AUD
- Brand
- MPI Automotive
- Stock status
- IN_STOCK
- Source ID
- MPI_SSMBM449MF-HARROP
Workshop note
Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler (SKU: SSMBM449MF•HARROP) — MPI Automotive Australia Product Overview Transform your vehicle's performance and soundtrack with the Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler — a precision•engineered upgrade designed for the Australian market. Manufactured by MPI Automotive and available through MPI Automotive, the Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler represents the gold standard in aftermarket exhaust technology. Every component — from the CNC•machined flanges to the internally baffled mufflers — is engineered to reduce backpressure, improve exhaust gas velocity, and deliver a measurable increase in both power and torque. Key Features & Benefits • Backed by MPI Automotive's Australian warranty and nationwide support network • Dynamically tuned mufflers deliver an aggressive note under load with minimal cabin drone • Polished or ceramic•coated tips add a premium aesthetic to your rear end • High•flow catalytic converters (where applicable) meet emissions standards without choking flow • CNC•machined flanges and precision TIG welding for leak•free, factory•like fitment Vehicle Fitment & Installation Engineered for direct fitment on the listed vehicle application, this system bolts directly to factory mounting points using included hardware. All sensors, hangers, and emissions connections are retained for a true bolt•on installation that requires no modifications to your vehicle. Performance Benefits Beyond the immediate horsepower and torque gains, upgrading to the Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler delivers long•term benefits including reduced exhaust gas temperatures, improved fuel efficiency under cruise conditions, and extended turbocharger or engine life due to lower backpressure. The premium•grade materials construction ensures this is the last exhaust system your vehicle will ever need. Supplier Information The Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler 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: SSMBM449MF•HARROP | RRP: $1,124.24 AUD | Available from MPI Automotive. Where to Buy Get your Holden Commodore VT • VZ Sedan 3in Dual Rear Muffler today from MPI Automotive. Priced at $1,124.24 RRP with fast Australian shipping and full warranty coverage. Whether you're building a weekend warrior or upgrading your daily driver, this is the exhaust system that delivers.
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.
