
Holden Commodore VE VF V8 Ute & WM/WN Caprice Dual 3in Full System 1
MPI AutomotiveRRP$6639.02MPI Automotive Holden Commodore VE VF V8 Ute & WM/WN Caprice Dual 3in Full System 1 7/8in HPC Extractors 3.5in Tips.
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VY VZ V8 HSV Sedan 3in Dual With 1 7/8 in Extractors Muffler/Muffler.
Category: Extractors and headers


The MPI Automotive SSMKHN0135 is the large-bore HSV sedan build — 1⅞in primaries into a 3in dual, muffler each side, listed to fit the VY-VZ V8 HSV sedan. It pairs the higher-rpm extractor spec with the most damped rear in the 3in range.
Primary tube size is the application choice. At 1⅞in the SSMKHN0135 favours higher-rpm, higher-output builds, where larger primaries help the V8 keep flowing as demand climbs — the bigger-bore end of the extractor range rather than the smaller primaries tuned for low-down gas speed on a stock motor. On an HSV sedan that's a coherent spec for an owner running more engine.
The 3in dual gives the 1⅞in extractors room to flow at the top end, and a silencer on each bank gives the most damping of the rear options. That combination lets the SSMKHN0135 run the large-bore, higher-rpm front end without the volume of a hotdog or open tail — a fuller, controlled note that keeps a four-door liveable on the road.
It's a complete extractor-back system. The 1⅞in tube-and-merge extractors replace the cast factory manifolds at the heads — the main breathing restriction on these V8s — then a 3in dual carries the gas back through a rear muffler each side. The upgrade runs from the engine all the way to the tail, listed for the VY-VZ HSV sedan body.
Oak Flats Muffler Men fits MPI extractor systems in-house across the Illawarra. The SSMKHN0135 is listed to fit the VY-VZ V8 HSV sedan; as a large-bore, major-spend item we confirm your exact series and that the 1⅞in/3in sizing suits your build before ordering. Send your build and we'll book it in.
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.