L5P Duramax Performance Mods: $500 → $1,500 → $5,000 Budget Ladder
Building your L5P on a budget? Three upgrade tiers — $500, $1,500, and $5,000 — with real horsepower and torque gains at each level.
Building your L5P on a budget? Three upgrade tiers — $500, $1,500, and $5,000 — with real horsepower and torque gains at each level.
Your truck has untapped potential. The first upgrades that deliver the biggest gains — from tuning to bolt-ons — without compromising daily drivability.
New to diesel performance? Start here. The first three mods that deliver real gains on a $500 budget — and the one mistake beginners waste money on.
The Mini Maxx tuner was a diesel tuning legend — but is it still worth buying in 2026? Compared to modern plug-and-play options and custom tuning platforms.
Oil vapor in your intake is slowly killing your 6.7 Powerstroke’s turbo. A $100 CCV reroute kit stops the problem at the source in under an hour.
Your EGR system is acting up — repair or delete? We compare real costs, labor hours, and long-term reliability so you can make the right call for your truck.
What are exhaust headers, and do they add horsepower? Manifold vs headers on diesel vs gas, real HP gains, and when an upgrade makes financial sense.
What are exhaust headers, and do they add horsepower? Manifold vs headers on diesel vs gas, real HP gains, and when an upgrade makes financial sense.
A shop quoted you for a new DPF — don’t pay until you read this. We break down cleaning vs replacement costs, when each makes sense, and how to avoid a repeat failure.