PH 5343 LS V8 Conversion to suit Holden HQ-WB 1 7/8" 4 into 1 Competition Header
PH 5343 LS V8 Conversion to suit Holden HQ-WB 1 7/8" 4 into 1 Competition Header for Holden HJ HQ HX. SKU: PH5343_L_R. RRP $1362.53 from Pacemaker. Premium.
Category: Extractors and headers

Part specs
- SKU
- PH5343_L_R
- Supplier
- Pacemaker
- Category
- Extractors and headers
- RRP
- $1362.53 AUD
- Brand
- Pacemaker_ADL
- Vehicle fitment
- Holden HJ HQ HX
- Stock status
- UNKNOWN
- Source ID
- PACEMAKER_PH5343_L_R
Workshop note
PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header (SKU: PH5343_L_R) — Pacemaker Australia Product Overview Whether you're chasing dyno numbers, towing torque, or that perfect V8 rumble, the PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header is the upgrade your Holden HJ HQ HX has been waiting for. The PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header is a complete Pacemaker Header Kits system manufactured by Pacemaker_ADL and distributed by Pacemaker. Designed specifically for Australian conditions, this system replaces your factory exhaust with mandrel•bent piping, high•flow mufflers, and premium•grade stainless steel construction that outlasts and outperforms OEM equipment. Key Features & Benefits • Polished or ceramic•coated tips add a premium aesthetic to your rear end • Full bolt•on design — no cutting, welding, or fabrication required for installation • CNC•machined flanges and precision TIG welding for leak•free, factory•like fitment • Backed by Pacemaker's Australian warranty and nationwide support network • Dyno•proven power and torque gains across the entire RPM range Vehicle Fitment & Installation Engineered for direct fitment on the Holden HJ HQ HX, this system bolts directly to factory mounting points using included hardware. All sensors, hangers, and emissions connections are retained for a true bolt•on installation that requires no modifications to your vehicle. Performance Benefits Beyond the immediate horsepower and torque gains, upgrading to the PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header delivers long•term benefits including reduced exhaust gas temperatures, improved fuel efficiency under cruise conditions, and extended turbocharger or engine life due to lower backpressure. The premium•grade materials construction ensures this is the last exhaust system your Holden HJ HQ HX will ever need. Compatible Vehicles This part is designed for fitment on: Holden HJ HQ HX. Supplier Information The PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header is sourced from Pacemaker (pacemaker.com.au), one of Australia's leading automotive parts distributors. Every unit is backed by Pacemaker's warranty and supported by their nationwide dealer network. SKU: PH5343_L_R | RRP: $1362.53 AUD | Available from Pacemaker. Where to Buy Get your PH 5343 LS V8 Conversion to suit Holden HQ•WB 1 7/8" 4 into 1 Competition Header today from Pacemaker. Priced at $1362.53 RRP with fast Australian shipping and full warranty coverage. Whether you're building a weekend warrior or upgrading your daily driver, this is the exhaust system that delivers.
Fitment support across the Illawarra
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.
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.
