HOLK128U25-178

Holden Commodore VE VF V8 Ute & WM/WN Caprice Dual 2.5in Full System, 1 7/8in

Holden Commodore VE VF V8 Ute & WM/WN Caprice Dual 2.5in Full System, 1 7/8in Extractors, 3.5in Tips.

BrandMantaMPI Automotive

Category: Extractors and headers

RRP $5681.37 AUD
In stock at supplier
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Holden Commodore VE VF V8 Ute & WM/WN Caprice Dual 2.5in Full System, 1 7/8in Extractors, 3.5in Tips product image

Part specs

SKU
HOLK128U25-178
Supplier
MPI Automotive
Category
Extractors and headers
Vehicle fitment
Holden
Stock status
In stock at supplier

The MPI Automotive HOLK128U25-178 pairs 1-7/8in extractors with a dual 2.5in full system and 3.5in tips, listed to fit the Holden Commodore VE-VF V8 Ute (and the WM-WN Caprice). It's the header-back package for the LS-era V8, finished at the rear with a 3.5in tip.

What are extractors and what do they change?

Extractors, or headers, take the place of the cast factory exhaust manifolds bolted to the cylinder heads. Each port gets a tubular primary pipe that merges into a collector before the rest of the system. The 1-7/8in primary size on this set is the larger of the two header options in this range. Tubular headers can ease exhaust flow over cast manifolds, but they're a bigger job than a tailpipe change: they sit deep in the engine bay and need clearance and gasket work done properly. Here they're matched to a dual 2.5in full system and 3.5in tips so the whole run is sized together.

What do the 2.5in pipes and 3.5in tips mean?

This is a dual 2.5in system — two 2.5in pipes running the length of the car — capped with 3.5in tips at the back. The tip is the visible finisher at the rear; the 2.5in figure is the working pipe diameter. The supplier hasn't published a material grade or sound rating for this listing, so we won't state one. What separates this part from the coated version in the range is the bare 1-7/8in primaries rather than a ceramic finish.

Will it suit my Holden Commodore?

It's listed to fit the Holden Commodore VE-VF V8 Ute, with the WM-WN Caprice covered by the same listing. The model years aren't published in our record, and V8 Commodore builds differ across that span, so confirm your exact variant and driveline with the workshop before ordering.

What does fitting involve at our Illawarra workshop?

Oak Flats Muffler Men supplies and fits header-back packages like this in-house across the Illawarra. A V8 extractor swap means checking clearances, gaskets and the complete dual 2.5in run, then the 3.5in tip placement at the rear. At $5,681.37 RRP it's a special-order set — send your build and we'll confirm fitment and book it in.

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

Common questions

Does the HOLK128U25-178 fit the WM-WN Caprice as well as the Commodore?
Yes — it's listed to fit the Holden Commodore VE-VF V8 Ute and the WM-WN Caprice. Confirm your exact variant with the workshop before ordering.
What size are the tips?
It finishes with 3.5in tips on a dual 2.5in system. The 2.5in figure is the pipe diameter; the 3.5in tip is the rear finisher.
Can Oak Flats Muffler Men fit it?
Yes, we supply and fit extractor packages like this in-house in the Illawarra. It's a special-order item at $5,681.37 RRP, so contact us to confirm fitment first.

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