SSMBM591PHD

Holden Colorado 7, Trailblazer, Isuzu MU-X 3in Centre Hotdog Resonator

Holden Colorado 7, Trailblazer, Isuzu MU-X 3in Centre Hotdog Resonator for selected vehicle applications.

BrandMantaMPI Automotive

Category: Mufflers and resonators

RRP $690.97 AUD
In stock at supplier
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Holden Colorado 7, Trailblazer, Isuzu MU-X 3in Centre Hotdog Resonator product image

Part specs

SKU
SSMBM591PHD
Supplier
MPI Automotive
Category
Mufflers and resonators
Stock status
In stock at supplier

The MPI Automotive SSMBM591PHD is a 3in centre hotdog resonator listed to fit the Holden Colorado 7 / Trailblazer and the Isuzu MU-X. It leads with the resonator job — tuning the note rather than silencing it — in the compact hotdog format.

What does the resonator do here?

As a resonator the SSMBM591PHD is a tuning device: a straight-through hotdog core that targets the frequencies that cause drone and harshness, rather than chopping overall volume the way a chambered muffler does. On a wagon-bodied 4x4 used for touring, that's aimed at taking the boom out of the cabin at cruise while keeping the exhaust flowing freely, which is the usual reason owners reach for a hotdog over a full box.

Why the hotdog format at 3in?

The hotdog is the compact, free-flowing end of the silencing family, and at 3in it's sized for an upgraded Colorado 7 / Trailblazer or MU-X exhaust. Mounting it in the centre puts the resonating mid-system so the rear can be tuned separately, and the short body packages neatly under the floor of these wagons where space around the chassis is tight.

Will it suit my Trailblazer or MU-X?

It's listed to fit the Holden Colorado 7 / Trailblazer and the Isuzu MU-X; confirm your exact model year and build with the workshop before ordering so the centre pipework matches. These wagons share their platform, which is why one part covers the range, but the existing system still has to be checked so the hotdog lands in the right place.

What does fitting involve at our Illawarra workshop?

Oak Flats Muffler Men fits centre resonators like this in-house across the Illawarra. We check the mid-system hangers, the clearance under the floor and the pipe sizing on the hoist, then book the bay once your build is confirmed. The RRP is listed, and we'll confirm the resonator suits your existing system before ordering it in.

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

Common questions

Is the SSMBM591PHD a muffler or a resonator?
It's a resonator in hotdog form — a straight-through tuning device that cuts drone without quietening the vehicle the way a chambered muffler would.
What vehicles does it fit?
It's listed to fit the Holden Colorado 7 / Trailblazer and the Isuzu MU-X. Confirm your exact model with the workshop first.
What size is it?
It's a 3in centre hotdog resonator, sized for an upgraded exhaust rather than the stock pipe.

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.