Redback Performance Headers and 2.5" Exhaust System for Holden Commodo

Part specs

Transmission

Auto

Cat Option

With Cat

Coating

Premium Heat-Proof Paint

Header Design

Tri-Y

System Layout

Engine Back System

Tube Size

063mm (2 1/2")

Muffler Option

With Centre & Rear Muffler

Vehicle Make

Holden

Fitting Time [min.]

240

Header Secondary Size

045mm (1 3/4")

Header Primary Size

041mm (1 5/8")

Fits Power Steering

Yes

EGR Fitting

N/A

Header Outlet Size

063mm (2 1/2")

Fits With Air Conditioning

Yes

Length

133mm

Width

98

Pack Size

10

Inside Diameter

65mm

Tube Size (In)

067mm (2 5/8")

Type

U-Bolt

Tube Size (Out)

067mm (2 5/8")

Workshop note

Redback Performance Headers and 2.5" Exhaust System for Holden Commodo (SKU: K•RPM14590) — SWD Australia Product Overview Serious about performance? The Redback Performance Headers and 2.5" Exhaust System for Holden Commodo delivers the flow, tone, and build quality your vehicle deserves, backed by SWD's reputation for excellence. The Redback Performance Headers and 2.5" Exhaust System for Holden Commodo is a complete Performance Exhaust System system manufactured by Redback and distributed by SWD. 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 • 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 • Backed by SWD's Australian warranty and nationwide support network • Mandrel•bent premium•grade materials tubing for optimal exhaust flow and zero restriction points • Dyno•proven power and torque gains across the entire RPM range 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 Redback Performance Headers and 2.5" Exhaust System for Holden Commodo 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. Technical Specifications • Transmission: Auto • Cat Option: With Cat • Coating: Premium Heat•Proof Paint • Header Design: Tri•Y • System Layout: Engine Back System • Tube Size: 063mm (2 1/2") • Muffler Option: With Centre & Rear Muffler • Vehicle Make: Holden Supplier Information The Redback Performance Headers and 2.5" Exhaust System for Holden Commodo is sourced from SWD (swd.com.au), one of Australia's leading automotive parts distributors. Every unit is backed by SWD's warranty and supported by their nationwide dealer network. SKU: K•RPM14590 | RRP: $2613.75 AUD | Available from SWD. Where to Buy Available now from SWD at an RRP of $2613.75. Order today with confidence — every system is inspected, packed, and shipped from Australian warehouses with full tracking and warranty support.