The Stainless Diesel Billet 5 Blade S472/87 T-4 Ball Bearing Turbocharger is one of the most popular products of September! 

Whether you're looking to clean up street smoke, cut down on spool lag, or build a hard-hitting single turbo setup, there’s a clear reason why diesel builders are grabbing this turbocharger off our shelves.

Here is a breakdown of why this unit dominates the market and why it might be the exact upgrade you're looking for:

1. The Billet 5-Blade Advantage: Signature Aggressive Sound & Flow

The centerpiece of this charger is our custom billet 5-blade compressor wheel.

• Higher CFM Airflow: Our 5-blade design moves more mass airflow than conventional multi-blade wheels, pushing higher density air into your engine.

• Aggressive Pitch: Designed to dig into air early in the powerband and stay efficient through peak boost.

• Unmistakable Whistle: If you love that distinct, aggressive Stainless Diesel turbo whistle when you step on the pedal, this charger delivers it in full force.

2. Dual Ball Bearing Cartridge: Instant Spool-Up

A big 72mm turbo can sometimes carry a reputation for sluggish street response, unless it’s riding on a ball bearing hub.

By replacing traditional journal bearings with a premium dual ball bearing system, this turbo drastically reduces rotational friction.

• Instant Throttle Response: Spool times are dramatically faster, getting you into peak boost with minimal lag.

• Transient Power: When you let off the throttle and re-apply power, the wheel maintains momentum far better than standard journal bearing setups.

• Durability: Ball bearing cartridges handle high thrust loads and aggressive pressure cycles under heavy boost much more reliably.

3. High-Flow 87mm Turbine Wheel + T-4 Footprint

Matching a 72mm compressor with an 87mm turbine wheel on a T-4 flange strikes the ultimate balance between exhaust backpressure control and overall drivability.

• Drive Pressure Management: The 87mm turbine moves enough exhaust volume to keep exhaust gas temperatures (EGTs) manageable under heavy load.

• Versatile T-4 Mount: Fits right onto common T-4 manifold configurations, making it a straightforward bolt-on upgrade for street trucks, compound setups, or dedicated competition builds.

Quick Specs Overview

Ready to Upgrade Your Rig?

It’s no surprise this turbocharger topped our sales chart this September. It blends instant street spool with high-horsepower airflow capabilities, giving you the best of both worlds without compromise.

If you’re ready to transform how your truck responds under load, check out the product page here or give our team a call to confirm fitment for your build!

• Call Us: (574) 358-0456

• Email: Sales@stainlessdiesel.com