Turbocharger with Gasket Kit for 1.5L-4.0L Engines, K418 Alloy Turbine Wheel

A Turbocharger with Gasket Kit for 1.5L-4.0L Engines

This is a complete turbocharger and gasket kit built for a wide range of 1.5L to 4.0L engine displacements, featuring a ductile iron housing rated to withstand 800-1000°C and a K418 nickel-based alloy turbine wheel. If your turbocharged engine is losing boost, whistling under acceleration, or blowing visible smoke from a failing turbo, a complete replacement unit restores the forced-induction performance your engine was designed around.

Why Engine Displacement Range Matters for Turbo Selection

A turbocharger has to be sized to match the airflow demands of the engine it's paired with, since a unit that's too small chokes off power at higher RPM while one that's too large suffers from lag at low RPM. Because this turbo is engineered to work across the 1.5L to 4.0L displacement range, it's built with the flexibility to serve a variety of engine sizes within that window, though confirming your specific engine's turbo specifications against this unit remains an essential step before ordering.

Key Features

• Ductile iron housing withstands temperatures up to 800-1000°C
• K418 nickel-based alloy turbine wheel resists high-temperature oxidation
• Dynamic balance tested for smooth, quiet operation
• Complete kit includes mounting gaskets for a full installation

Specifications

• Engine compatibility: 1.5L-4.0L displacement range
• Housing material: Ductile iron
• Turbine wheel material: K418 nickel-based cast alloy
• Heat resistance: Up to 800-1000°C
• Condition: New

Compatibility

This turbocharger is designed for vehicles with engines in the 1.5L to 4.0L displacement range rather than being matched to one specific make and model. Because turbo specifications like flange size, wastegate design, and boost pressure vary significantly even within that displacement range, it's essential to verify your exact vehicle's turbocharger specifications against this kit before ordering, and professional installation is strongly recommended.

Signs Your Turbocharger Needs Replacing

A failing turbocharger often shows up as a noticeable loss of power and boost, a high-pitched whistling or whining noise under acceleration, blue-gray smoke from the exhaust caused by oil leaking past worn seals, or a check engine light referencing boost pressure. Because a turbo failure can sometimes send debris into the engine's intake system, addressing the problem promptly once symptoms appear helps avoid more extensive engine damage.

Why Replace the Complete Turbo Assembly

The compressor wheel, turbine wheel, and center housing in a turbocharger are precision-balanced together as a single unit, which is why replacing the complete assembly is the standard repair rather than attempting to rebuild individual internal components. Starting with a new, dynamically balanced turbo means the compressor and turbine sides are properly matched from the outset, avoiding the vibration and premature wear that mismatched rebuilt components can cause. It also means you're not relying on the unknown wear history of a used core, which is a real risk with rebuilt units sourced from salvage yards.

Installation Notes

Installing this turbocharger means removing the old unit from the exhaust manifold and intake system, disconnecting oil and coolant lines, and installing the new turbo with the included gasket kit before reconnecting all lines and verifying oil flow before startup. Because a turbocharger relies on a steady supply of clean oil to survive its extreme operating temperatures, priming the oil system before first startup and confirming there are no leaks at any connection point are both critical steps that shouldn't be skipped. Fresh, clean engine oil at the time of installation also goes a long way toward protecting your investment in the new unit.

Ordering Information

This turbocharger kit is in stock and ships ready to install. Our Shipping Information page covers current timelines, and our Warranty and Returns pages explain what to do if anything isn't right on arrival. Not sure this matches your specific engine's turbo specifications? Our Request a Part page is the fastest way to confirm before you order.

Related Parts

This turbocharger kit is listed in our Turbochargers & Performance collection, where you'll find other forced-induction components and performance upgrades.