What is a hotdog resonator?

It's a compact straight-through resonator with a perforated core and no baffles. It smooths the note and cuts drone while staying free-flowing, unlike a chambered muffler that drops volume.

Is the SSMBM525PHD louder than a normal muffler?

Yes, by design. A hotdog tunes the note rather than heavily quietening it, so it's louder than a full chambered muffler but keeps flow up.

Does it fit both D40 and D23 Navaras?

It's listed to fit the Nissan Navara D40 and D23 at 3in. Confirm your exact build and pipe sizing with the Oak Flats workshop before ordering.

SSMBM525PHD

Nissan Navara D40, D23 3in Centre Hotdog

MPI Automotive Nissan Navara D40, D23 3in Centre Hotdog.

BrandMantaMPI Automotive

Category: Mufflers and resonators

RRP $882.57 AUD

In stock at supplier

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Nissan Navara D40, D23 3in Centre Hotdog product image

Part specs

SKU: SSMBM525PHD
Supplier: MPI Automotive
Category: Mufflers and resonators
Stock status: In stock at supplier

The MPI Automotive SSMBM525PHD is a 3in centre hotdog for the Nissan Navara D40 and D23 — a compact straight-through resonator rather than a chambered muffler, built in stainless to sit in the middle of the run.

What's a hotdog and what does it change?

A hotdog is a small straight-through resonator: a perforated core wrapped in packing, with no baffles to bend the gas flow. It takes the hard edge off the note without the volume drop or back-pressure of a chambered muffler. On the Navara D40/D23 at 3in, it's the part you fit when you want to smooth the tone of a freer-flowing system rather than fully quieten it.

Why choose a hotdog over a full muffler?

A chambered muffler reflects and absorbs sound to drop volume; a hotdog mostly tunes out resonance and drone while staying free-flowing. That makes it the lighter, more compact option for the centre of a 3in Navara system — useful where packaging is tight and you want to keep flow up. It's louder than a full muffler by design, so it suits an owner chasing flow and a cleaner note over outright quiet.

Why does stainless matter on a ute?

The SS designation means stainless construction. A Navara works hard and lives in the weather, so a stainless hotdog resists the corrosion that eats mild-steel resonators from the inside out — worth it on a part you'd rather fit once.

Will it suit my D40 or D23?

It's listed to fit the Nissan Navara D40 and D23 at 3in. Both ran across several builds, so send your model and a look at the current 3in pipework and Oak Flats Muffler Men will confirm the centre hotdog matches before ordering. We fit it in-house across the Illawarra; feed data is a guide, not a guarantee.

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

Common questions

What is a hotdog resonator?: It's a compact straight-through resonator with a perforated core and no baffles. It smooths the note and cuts drone while staying free-flowing, unlike a chambered muffler that drops volume.
Is the SSMBM525PHD louder than a normal muffler?: Yes, by design. A hotdog tunes the note rather than heavily quietening it, so it's louder than a full chambered muffler but keeps flow up.
Does it fit both D40 and D23 Navaras?: It's listed to fit the Nissan Navara D40 and D23 at 3in. Confirm your exact build and pipe sizing with the Oak Flats workshop before ordering.

Fitment support across the Illawarra

Fitment checks near you across 18 Illawarra suburbs, from Oak Flats and Shellharbour to Wollongong and Kiama.Show nearby fitment areasCollapse section

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.

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

Unit 2/8 Shaban St, Albion Park Rail NSW 2527 02 4256 3740 sales@mufflermen.com.au Send vehicle details