Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west
Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long for selected vehicle applications. Part STR775.
Category: Mufflers and resonators

Part specs
- SKU
- STR7750-409-CT20
- Supplier
- Redback Exhausts
- Category
- Mufflers and resonators
- RRP
- $152.99 AUD
- Brand
- Redback
- Stock status
- OUT_OF_STOCK
- Source ID
- REDBACK_STR7750-409-CT20
Workshop note
Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long — Redback Exhausts Product Overview Whether you're chasing dyno numbers, towing torque, or that perfect V8 rumble, the Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long is the upgrade your vehicle has been waiting for. The Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long is a complete Muffler Universal system manufactured by Redback and distributed by Redback Exhausts. 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 • CNC•machined flanges and precision TIG welding for leak•free, factory•like fitment • Dyno•proven power and torque gains across the entire RPM range • Polished or ceramic•coated tips add a premium aesthetic to your rear end 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 The performance gains from the Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long 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 Single 2.5" In, Twin 2.5" Out Mega Flow 409 Stainless Centre in twin out east west Muffler 20" Long is sourced from Redback Exhausts (redbackexhausts.com.au), one of Australia's leading automotive parts distributors. Every unit is backed by Redback Exhausts's warranty and supported by their nationwide dealer network. SKU: STR7750•409•CT20 | RRP: $152.99 AUD | Available from Redback Exhausts. Where to Buy Available now from Redback Exhausts at an RRP of $152.99. 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.
