Psi Diesel Performance

Psi Diesel Performance Diesel truck repair, service, and power upgrades. We look forward to working with you!

We are an appointment only shop- Please call or message us to get your truck scheduled at PSI Diesel Performance for all your diesel needs!

TGIF! Have a good weekend
05/15/2026

TGIF! Have a good weekend

This was a fun coolant leak to fix. Believe it or not even after pressurizing the cooling system it was a very slow leak...
05/07/2026

This was a fun coolant leak to fix. Believe it or not even after pressurizing the cooling system it was a very slow leak.

Upgrading this 5th gen’s looks and ride comfort with some Thuren front coil springs along with some other goodies.
05/07/2026

Upgrading this 5th gen’s looks and ride comfort with some Thuren front coil springs along with some other goodies.

This l5p came in for some repairs and upgrades. New oem lower ball joints, New tie rod ends and some dirt logic shocks.
05/05/2026

This l5p came in for some repairs and upgrades. New oem lower ball joints, New tie rod ends and some dirt logic shocks.

This clean 6.7 ford came in for some service this week.
04/25/2026

This clean 6.7 ford came in for some service this week.

2025 F-350 in for some upgrades!
04/22/2026

2025 F-350 in for some upgrades!

Just buttoned up this Fleece Performance Engineering head job along with a fleece cheetah turbo!
04/14/2026

Just buttoned up this Fleece Performance Engineering head job along with a fleece cheetah turbo!

03/26/2026

Check out the setup at the rear of the

03/23/2026

How did we get the motor lower so we could see? This is how.

03/20/2026

Going over some of the turbo setup on the

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Snohomish, WA
98290

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