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Workshop blog

Exhaust advice and workshop updates

Practical exhaust advice, build stories and workshop updates from Oak Flats Muffler Men.

40+ years in exhaustsAlbion Park Rail workshopAll makes and models
11 June 2026

Reviewed: Manta 3in Full System with HPC Extractors for the Nissan Patrol Y62

Manta's flagship Y62 system reviewed: ceramic coated extractors, high flow cats and 3 inch stainless from the heads to the tailpipe, plus the drone question owners actually ask about.

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11 June 2026

Reviewed: Manta 3in DPF-Back for the Toyota Fortuner 1GD

The one road legal system in Manta's Fortuner range: a 3 inch stainless DPF-back for the 2.8L 1GD, what it changes, what it honestly does not, and the warranty maths.

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11 June 2026

Manta's Jimny XL Full System Reviewed: Extractors and 2.5in Stainless for the Five Door

A full stainless system with extractors for a 75 kW Jimny is a big call. What the Manta XL kit actually delivers, what it costs, and who should spend the money.

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11 June 2026

Reviewed: Manta HPC Coated Extractors and Cats for the Mustang 5.0L V8

Manta's ceramic coated 1 7/8 inch extractors and high flow cats for the 2015 on Mustang GT: what changes at the source, the labour reality, and why this is the stage to do properly.

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11 June 2026

Manta Twin 3in Cat-Back for the Silverado 1500 Reviewed: The Loud Option

Australian made twin 3 inch stainless for the right hand drive Silverado 6.2L V8, reviewed in its loud configuration, including the cab boom question to answer before you order.

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10 June 2026

Redback 4x4 Extreme Duty exhausts — a workshop review

What the Redback Extreme Duty range actually gives you for the money — 409 stainless construction, 10mm flanges, modular sound sections — and the warranty fine print to know before you buy.

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9 June 2026

Redback Extreme Duty on a Toyota Hilux — 2.8 GD and 3.0 D4D reviewed

The two most common Hilux exhaust jobs we quote: Redback's 3-inch DPF-back for the 2.8L GD and the turbo-back for the older 3.0L D4D — fitment notes, pricing and what to expect.

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8 June 2026

Redback's new 3.5-inch DPF-backs: MV Triton, Ranger V6, Amarok and LC300

Redback's newest Extreme Duty fitments step up to 3.5-inch pipework for the current crop of diesel utes and wagons — what's in the kits and which vehicles are covered.

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7 June 2026

Redback Performance cat-backs for Commodore and Falcon — still worth it?

Redback's street performance range keeps the V8 and six-cylinder Aussie classics breathing on a budget — aluminised steel, dual-skin mufflers and a deep tone without the drone.

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6 June 2026

Pipe-only, resonator or muffler? Choosing the right Redback sound section

Redback Extreme Duty kits come in three sound configurations and the wrong pick is the most common regret we hear. Here is how to choose based on how you actually drive.

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5 June 2026

The XForce Varex cannon: the muffler you can turn down

A 304 stainless cannon with an electric valve inside: quiet for the school run, open for the weekend. What the XForce Varex actually is, what the valve needs from you, and what it costs fitted.

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4 June 2026

Pacemaker twin 3 inch cat-back on a VE Commodore V8: a serious system for a car worth keeping

Pacemaker's twin 3 inch cat-back for the VE V8 is CNC mandrel-bent 409 stainless with double-skinned mufflers, built in Australia. Here is what it sounds like, who should pick the 2.5 instead, and the price straight.

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3 June 2026

Safari V-Spec snorkel for the N80 Hilux, reviewed by the blokes who drill the holes

The Safari V-Spec is the snorkel everything else gets compared to: Australian-made polyethylene, a water-separating air ram and a lifetime warranty. What it does, what it does not, and the part number trap on the N80.

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2 June 2026

TAG 4x4 Recovery towbar for Ranger and BT-50: the bar that works after the bitumen ends

Australian-built, rated to 3500kg towing with two 4500kg load-rated recovery points built into the bar itself. Where the TAG Recovery towbar earns its extra money over a standard bar, and where it does not.

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1 June 2026

Ultimate9 EVC throttle controller: $299 against the laziest pedal of its era

The early D-MAX and RC Colorado shipped with throttle response you could time with a calendar. The Ultimate9 EVC fixes the pedal, not the engine, and being honest about that difference is the whole review.

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Book the right exhaust job without guessing.

Send the vehicle make, model, year, engine, current issue and the result you want so the workshop can scope the right repair, system or fabrication slot.