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Check Out Premier Performance 1.114.2 5/8 Inch Allison Transmission Repair Lines | 2015-2016 Gm Silverado/sierra 2500hd/3500hd 6.6l Duramax Bonkers Deal: 60% Off [OvwzdByZ]

$46.99 $150.99 -69%

Features: 5/8in lines deliver impressive strength 2300 psi rated hydraulic lines Includes all necessary fittings and adapters Also includes full, step by step instructions Adds more reliability over stock Straightforward installation Impressive Trans

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Check Out Premier Performance 1.114.2 5/8 Inch Allison Transmission Repair Lines | 2015-2016 Gm Silverado/sierra 2500hd/3500hd 6.6l Duramax Bonkers Deal: 60% Off [OvwzdByZ]

Features:
  • 5/8in lines deliver impressive strength
  • 2300 psi rated hydraulic lines
  • Includes all necessary fittings and adapters
  • Also includes full, step by step instructions
  • Adds more reliability over stock
  • Straightforward installation

Impressive Transmission Repair Line Upgrade by Premier Performance

For 2015-2016 GM 6.6L Duramax owners looking to upgrade the overall reliability of their ride, look no further than the Premier Performance 5/8in Allison Transmission Repair Lines! These robust 5/8in hydraulic lines are rated for an impressive 2300 psi, providing an impressive increase in overall durability and performance over standard factory lines. The kit includes all necessary fittings and adapters, ensuring a seamless and secure installation. Additionally, comprehensive, step-by-step instructions are provided, making the installation process straightforward and accessible for both seasoned mechanics and DIY enthusiasts. This upgrade not only enhances the reliability of your Duramax engine but also ensures it can handle more demanding driving conditions with breaking a sweat.

Fits: 2015-2016 GM 6.6L Duramax

What Our Customers Say

January 27, 2026

Absolutely no complaints!

A brilliant find. Very happy.

- Daniela Z..

January 27, 2026

Absolutely no complaints!

Looks even better in person.

- Evelyn Z..

January 27, 2026

Absolutely no complaints!

A top-tier item without a doubt.

- Brody J..

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