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Mazdaspeed 3 / 6 & CX-7 Complete Turbo Oil & Water Line Kit | K0422

Mazdaspeed 3 / 6 & CX-7 Complete Turbo Oil & Water Line Kit | K0422

Regular price $171.92 USD
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Technical Description

This complete turbo oil and water line kit is designed for Mazdaspeed 3, Mazdaspeed 6 and Mazda CX-7 models equipped with the 2.3L MZR DISI Turbo engine and a factory K0422 turbocharger. It replaces the turbo oil feed line, oil drain assembly and water lines in one vehicle-specific package.

Oil and coolant plumbing around the K0422 is exposed to sustained exhaust-side heat. As the original rigid lines, hose sections, seals and fittings age or after they are disturbed during turbo service oil or coolant seepage may develop. This kit replaces the serviceable line sections with braided PTFE oil-feed and water lines, together with a reinforced NBR oil drain hose and matched installation fittings.

The turbo oil feed uses a 1.8mm restrictor configured for the listed K0422 applications. The oil drain provides a flexible gravity-return path to the engine, while the PTFE water lines replace the turbo coolant connections covered by the kit. All three circuits are included, making this the complete K0422 line package rather than an oil-feed-only or oil-feed-and-water kit.

Key Features

  • Complete Oil & Water Line Coverage: Includes the turbo oil feed, oil drain and both water lines for the factory K0422 setup.
  • K0422-Specific Oil Control: A 1.8mm restricted turbo-side fitting controls oil supply for the listed stock turbo applications.
  • Heat-Resistant Line Materials: Braided PTFE oil-feed and water lines are paired with a reinforced NBR oil drain hose.
  • Vehicle-Specific Installation Hardware: Includes matched adapters, drain flanges, gaskets, sealing washers, clamps and extended engine-mount bolts.

Installation Note

The engine-side oil drain flange has a thicker profile than the factory part. Use the included extended engine-mount bolts to provide the required clearance and thread engagement during installation.

Need help confirming your turbo? View the Mazdaspeed 3 / 6 & CX-7 Turbo Oil & Water Line Guide.

Specifications & Data

Kit Included +

• -4AN 1/4" PTFE braided turbo oil feed line
• Two PTFE braided turbo water lines
• High-temperature reinforced NBR oil drain hose
• 1.8mm restricted turbo-side banjo bolt
• Oil drain flanges and gaskets
• Engine-side and turbo-side adapters
• Copper sealing washers and stainless steel hose clamps
• Extended engine-mount bolts

Vehicle Compatibility +

• Make: Mazda
• Models: Mazdaspeed 3, Mazdaspeed 6, CX-7
• Engine: 2.3L MZR DISI Turbo

Turbo Compatibility +

• Turbo: K0422-582, K0422-882, K0422-881

Product Specifications +

• Oil Feed Line: -4AN 1/4" PTFE core with 304 stainless steel braid
• Water Line Material: PTFE core with 304 stainless steel braid
• Oil Drain Material: High-temperature reinforced NBR
• Oil Feed Restrictor: 1.8mm, turbo side
• Drain Flange Material: CNC-machined 6061-T6 aluminum
• Oil Drain Gaskets: Interface N-8092 non-asbestos material
• Line Coverage: Turbo oil feed, oil drain and water lines

Support & Logistics

Shipping & Global Export +

Proudly exported to 75+ countries. All orders are dispatched via DHL Express, FedEx, or EMS from our Taiwan hub.

  • AU / USA: 3-5 Business Days.
  • Rest of World: 5-12 Business Days.
  • Tracking: End-to-end tracking number provided within 48H.
Import Duties & Taxes +

We’ve optimized our tax process for core markets to ensure zero hidden fees:

USA MARKET

All-inclusive pricing. No hidden duties or extra fees at delivery.

AUSTRALIA

Orders under AUD 1,000 are typically tax-free. No GST surprises.

*Other Countries: All import duties and carrier processing fees are the buyer's responsibility.

30-Day Returns & Warranty +

30-Day Returns: Return or exchange within 30 days of delivery. (Shipping at buyer's expense).

Limited Lifetime Warranty: Covers manufacturing defects. (Excludes racing misuse).

GryphonTek Engineering — Precision Fitment. Global Delivery.