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The Secret Of 2001-2004.5 Lb7 Duramax Injector Screw In Cup Kit W/install Tool And Hardware With Warranty [Lbz1Vysi]

$44.99 $143.99 -69%

LB7 Duramax Injector Screw-In Cup Kit Are you experiencing leaks, pitting, and seizing in your factory injector cups on your 2001-2004.5 LB7 Duramax engine? Look no further. Our screw-in cup kit is the ultimate solution for ensuring proper sealing an

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The Secret Of 2001-2004.5 Lb7 Duramax Injector Screw In Cup Kit W/install Tool And Hardware With Warranty [Lbz1Vysi]

LB7 Duramax Injector Screw-In Cup Kit

Are you experiencing leaks, pitting, and seizing in your factory injector cups on your 2001-2004.5 LB7 Duramax engine? Look no further. Our screw-in cup kit is the ultimate solution for ensuring proper sealing and increased reliability for your cylinder heads. This kit is designed to provide a long-term upgrade for your engine, offering peace of mind and enhanced performance.

Comprehensive Kit Inclusions

This all-inclusive kit includes everything you need for a seamless installation. It features 8 torque lock injector cups, 16 injector cup O-rings, a cylinder head tap, a torque lock cup install tool, and even a bottle of taping fluid. With this kit, you'll have all the necessary components to replace your factory injector cups and improve your engine's performance.

Why Choose Our Screw-In Cup Kit?

Our screw-in style injector cups are a superior alternative to the problematic factory cups. They are designed to provide a more secure fit, reducing the likelihood of leaks and pitting. The kit includes a cylinder head tap to ensure a perfect fit and a torque lock cup install tool for easy installation. This kit is ideal for anyone looking to upgrade their LB7 cylinder heads and achieve optimal performance. With our screw-in cup kit, you'll enjoy the following benefits:

  • Improved sealing to prevent leaks and pitting
  • Long-term reliability and performance

Don't settle for subpar injector cups. Invest in our screw-in cup kit and experience the difference in your LB7 Duramax engine. Note: Installation is highly recommended to be performed at a machine shop to ensure proper fitting and performance.

What Our Customers Say

January 27, 2026

Absolutely no complaints!

A great gadget that performs well.

- Lambert M..

January 27, 2026

Absolutely no complaints!

It’s a very clever and reliable tool.

- Jocosa Y..

January 27, 2026

Absolutely no complaints!

It’s the best in its niche, easily.

- Rocco P..

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