Description
3″ ID Flange For Cummins 5.9/6.7 Holset Turbo Downpipe – HY-35 HX35 HE351VE HE351VGT Turbo
- 3″ ID (w/ pipe welding step for accurate alignment)
- Internal wastegate clearance pocket.
- 1/2″ Thick (will not warp from heat)
- Face milled for proper sealing.
- Made from A36 Steel (Not Cast) for optimal strength.
These exhaust flanges are CNC machined for high quality and accurate assembly.
Made in the USA
Shipped Australia-Wide
- Dispatched from within Australia with tracking.
- Same-day dispatch on in-stock orders placed before 11am AEST, Monday–Friday.
- Shipping is calculated at checkout based on size, weight and your delivery address.
- Estimated delivery 2–7 business days depending on your location.
Freight question? Call us on (07) 5619 7869.
3″ ID Flange For Cummins 5.9/6.7 Holset Turbo Downpipe – HY-35 HX35 HE351VE HE351VGT Turbo 3″ ID (w/ pipe welding step for accurate alignment) Internal wastegate clearance pocket. 1/2″ Thick (will not warp from heat) Face milled for proper sealing.
Double Duty Diesel — Manufacturer Pass-Through Warranty
Double Duty Diesel parts carry the original manufacturer's warranty:
- Fluidampr — Lifetime warranty on harmonic balancers
- MAHLE / Clevite — 12 months on bearings, gaskets, sealing components
- Dynomite Diesel — 12 months on stock-spec injectors and pumps; performance/race spec varies
- Power Driven Diesel — 12 months on turbos and bundled tuning kits
- Returns must be notified within 30 days of delivery
- Parts only — installation not covered
Workshop fitment available at Willys for transmissions, injectors and engine internals.
Read the full Double Duty Diesel warranty terms →
Warranty claims are coordinated through Willys Workshop. Email sales@willysworkshop.com.au or call Warana (07) 5619 7869 / Oxley (07) 3377 3421 with your order number and a description of the issue.