SSMKCH0029

Silverado 2500 HD T1, 6.6L TD V8, Dec 2023-2025, 4in Turbo Back, Suits OEM Tailpipe, Cat

Silverado 2500 HD T1, 6.6L TD V8, Dec 2023-2025, 4in Turbo Back, Suits OEM Tailpipe, Cat & Muffler (SKU.

BrandMantaMPI Automotive

Category: Mufflers and resonators

RRP $4350.10 AUD
In stock at supplier
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Silverado 2500 HD T1, 6.6L TD V8, Dec 2023-2025, 4in Turbo Back, Suits OEM Tailpipe, Cat & Muffler product image

Part specs

SKU
SSMKCH0029
Supplier
MPI Automotive
Category
Mufflers and resonators
Vehicle fitment
Chevrolet
Stock status
In stock at supplier

The most complete and civil build of the group, the MPI Automotive SSMKCH0029 keeps both the catalytic converter and a muffler. This 4in turbo-back is listed to fit the Chevrolet Silverado 2500 HD T1 6.6L turbo-diesel V8 (2023–2025) and suits the OEM tailpipe.

What does a full turbo-back with cat and muffler cover?

A turbo-back replaces the exhaust from the turbo outlet rearward — a longer span than a cat-back. The SSMKCH0029 takes that 4in run but retains both the catalytic converter and a muffler, so it's the quietest and most road-oriented of this Silverado family. It mates to the OEM tailpipe, keeping the rear exit standard while the upstream 4in path is upgraded.

Is it road legal?

Because the SSMKCH0029 keeps the catalytic converter, the emissions hardware that matters for registration stays in place — the cat-delete issue doesn't apply here. It also retains a muffler, so the note stays controlled. Confirm the exact build and any state requirements with the workshop before fitting.

Will it suit my Silverado 2500 HD?

It's listed to fit the December 2023–2025 Chevrolet Silverado 2500 HD T1 6.6L turbo-diesel V8 — a tighter year window than some of the family. Because it suits the OEM tailpipe, send your build to the workshop so we can confirm the listing and tailpipe interface against your truck before ordering.

What's involved in fitting it in the Illawarra?

Oak Flats Muffler Men supplies and fits this MPI Automotive turbo-back in-house across the Illawarra. We confirm the OEM tailpipe connection and hanger points, check the listed Silverado fitment, and book the bay. The RRP is $4,350.10.

Stocked and fitted by Oak Flats Muffler Men, the Illawarra exhaust and 4x4 specialist in Oak Flats, NSW.

Common questions

Does the SSMKCH0029 keep the catalytic converter and muffler?
Yes. This is the with-cat, with-muffler turbo-back, so it's the most road-oriented and subdued of the group.
What years does it fit?
It's listed to fit the December 2023–2025 Silverado 2500 HD T1 6.6L turbo-diesel V8. Confirm your exact build with the workshop first.
Does it suit the OEM tailpipe?
Yes. It's built to mate to the factory Silverado tailpipe, so the standard rear exit is retained.

Fitment support across the Illawarra

Fitment checks near you across 18 Illawarra suburbs, from Oak Flats and Shellharbour to Wollongong and Kiama.
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Book the right exhaust job without guessing.

Send the vehicle make, model, year, engine, current issue, desired sound or performance goal, and clear photos of the existing exhaust where available.