
Redback Performance Headers and 2.5" Exhaust System for Holden Commodore
Redback ExhaustsRRP$2607.76Redback Performance Headers and 2.5" Exhaust System
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Redback Performance Headers and 2.5" Exhaust System.
Category: Extractors and headers


The Redback K-RPM14590 is a combined headers and 2.5in exhaust kit listed to fit the Holden Commodore VN, VP and VR V8 sedan. It pairs the tubular headers with a matched 2.5in system behind them, at a Redback RRP of $2,613.75.
This is a header-plus-exhaust package rather than a single part. The headers replace the cast factory manifolds with tubular primaries off the cylinder heads, and the 2.5in system carries on behind them through the rest of the car. Buying the two as a matched kit means the header collectors and the 2.5in pipework are sized to work together instead of being mismatched stages bolted up after the fact. It's the front-to-back exhaust change for these early V8 Commodore sedans.
A header, or extractor, swaps the engine's cast exhaust manifold for tubular primaries that merge into a collector, giving each cylinder a less restrictive exit than the cast original. On a V8 that's the manifold-stage change people pair with a larger pipe. Here the supplier specifies the system at 2.5in; material and muffler detail aren't published in the listing, so those are confirmed on the kit itself rather than assumed.
The K-RPM14590 is listed to fit the Holden Commodore VN, VP and VR V8 in sedan form. Those are the early-90s V8 Commodores, so the checks are that you have the V8 and the sedan body rather than a wagon or ute. Treat it as 'listed to fit' and confirm your exact build with the workshop before ordering.
Oak Flats Muffler Men supplies and fits header-and-exhaust kits like this in-house across the Illawarra. Because it's a full front-to-back job, we check head and gasket faces at the headers, then hang the 2.5in system to suit the sedan. As a larger kit it may come in as a special order — we'll confirm availability and book the bay when you're ready.
Stocked and fitted by Oak Flats Muffler Men, the Illawarra exhaust and 4x4 specialist in Oak Flats, NSW.
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.
Send the vehicle make, model, year, engine, current issue, desired sound or performance goal, and clear photos of the existing exhaust where available.