
Isuzu MU-X Jan 2017-2025 3.0L DPF Turbo Back With Cat & Muffler
MPI AutomotiveRRP$2892.03Isuzu MU-X Jan 2017-2025 3.0L DPF Turbo Back With Cat & Muffler.
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MPI Automotive Isuzu D-Max 2020 ON 3.0L TURBO BACK WITH CAT & WITHOUT MUFFLER.
Category: Mufflers and resonators


Built without a rear muffler, the MPI Automotive MKIZ0022 is a straight-through turbo-back for the Isuzu D-Max 3.0L (2020-on) that keeps the factory catalytic converter. It's the with-cat, muffler-delete option — emissions hardware retained, the silencing pared back.
MKIZ0022 runs turbo-back, replacing the exhaust from the turbo outlet rearward, but leaves out a rear muffler so the gas runs straighter to the tailpipe. That gives a more open, louder character than a mufflered version while keeping back-pressure low. Crucially it retains the catalytic converter, so the D-Max keeps the emissions hardware it left the factory with — the part that matters for road compliance on diesel utes.
Because MKIZ0022 keeps the catalytic converter, the factory emissions equipment stays in place — the usual sticking point on a diesel ute exhaust. Sound output and any local requirements still need checking, so confirm the exact build and your state's rules with the workshop before fitting.
It's listed to fit the Isuzu D-Max 3.0L from 2020. Builds vary, so send your variant and we'll confirm fitment before ordering. Feed data can be imperfect, so we treat the fitment as listed-to-fit rather than guaranteed and check it against the vehicle in front of us before committing to the install.
Oak Flats Muffler Men fits with-cat turbo-back systems like this across the Illawarra. We verify clearances, hang the pipework and confirm the cat remains correctly in line. RRP is $2,264.28; stock is brought in to order. Stock is held by MPI Automotive and brought in to order, so we confirm availability when we book the job 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.