
HSV VE E2 Sedan Wagon 3in Catback Muffler
MPI AutomotiveRRP$4027.11HSV VE E2 Sedan Wagon 3in Catback Muffler/Muffler (SKU: SSMKHN0178) Engineered. Quality guaranteed.
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Holden Commodore VN VP VR Sedan V6 3.8L CatBack WOM/Muffler.
Category: Mufflers and resonators


The MPI Automotive MKHN0039 is a without-muffler cat-back for the 3.8L V6 Holden Commodore VN, VP and VR sedan. Running no rear box, it carries a louder, harder note than a muffled system and suits builds that have their own silencing plan.
This cat-back is the pipework run without a rear muffler fitted, so there's nothing absorbing or reflecting sound at the tail — the result is louder than a muffled system. It suits owners running their own muffler choice or a deliberately freer setup. Because it's louder than stock, check the note against your state's noise requirements before committing.
Cat-back covers everything from the catalytic converter back to the tail, leaving the engine's emissions hardware in place. Without a muffler the system flows with the least restriction but the most volume. The bore isn't published by the supplier, so confirm the pipe size with the workshop. We can't quote a sound level — hearing a comparable fit is the honest test.
It's listed to fit the 3.8L V6 Commodore VN, VP and VR sedan. The sedan body sets the routing, so confirm your exact build with the workshop before ordering — and decide whether you want a muffler added downstream.
Oak Flats Muffler Men supplies and fits the MKHN0039 in-house across the Illawarra. We match it to the cat flange, route it for the sedan, and can advise on adding a muffler if you want to settle the note. Bring the sedan in and we'll confirm fitment.
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.