
Redback Performance Headers and 2.5" Exhaust System for Holden Commodore
Redback ExhaustsRRP$2613.75Redback Performance Headers and 2.5" Exhaust System.
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Extractors and Cats
Category: Extractors and headers


The Redback K-RPM16020 is an extractors-and-cats kit listed to fit the Holden Commodore VE and VF V8, with 1-7/8in primaries and a 3in outlet. It pairs the extractors with catalytic converters for the late V8 Commodore, at a Redback RRP of $2,523.58.
This is a two-part package: the extractors plus the catalytic converters that sit behind them. The extractors replace the cast factory manifolds with tubular primaries off the cylinder heads, and the kit includes the cats rather than leaving you to source emissions hardware separately. The primaries are 1-7/8in and they finish at a 3in outlet — the pipe size where the system hands off behind the cats. Buying them as a matched kit keeps the extractor outlet and the cat inlets sized to suit each other on the VE/VF V8.
Extractors, also called headers, swap the engine's cast exhaust manifolds for tubular primaries that gather into a collector on each bank, giving each cylinder a less restrictive exit than the cast original. Because this kit includes the catalytic converters, it keeps that emissions hardware in the system rather than removing it. Material and the specific cat detail aren't published in the listing, so those are confirmed on the kit itself.
The K-RPM16020 is listed to fit the Holden Commodore VE and VF in V8 form. The check is confirming you have the V8 in one of those two late-model Commodores. Treat the listing as 'listed to fit' and confirm your exact build with the workshop before ordering, including how the 3in outlet matches the system behind the cats.
Oak Flats Muffler Men supplies and fits extractor-and-cat kits like this in-house across the Illawarra. We check head and gasket faces at the extractors, fit the cats, and make sure the 3in outlet ties cleanly into the system behind it. A kit this size may arrive as a special order — we'll confirm availability when you book.
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.