Exhaust cutout blog
Explore exhaust cutout guides, performance benefits, installation tips, sound control strategies, and real-world upgrades to help you maximize exhaust flow and driving experience.
How to Reroute the CCV Filter on a 6.7 Cummins
A practical how-to guide explaining how to delete and reroute the CCV filter on a 6.7 Cummins, covering real user issues, install steps, vent options, and critical winter and sensor...
![How To Delete 6.7 Powerstroke CCV [Full Guide]](http://www.spelabautoparts.com/cdn/shop/articles/How_To_Delete_6.7_Powerstroke_CCV_Full_Guide_601b493f-9def-402d-a48d-6e556ece68d1.jpg?v=1785341186&width=1400)
How To Delete 6.7 Powerstroke CCV
A practical guide to 6.7 Powerstroke CCV reroute benefits, risks, install steps, maintenance options, and legal considerations for diesel truck owners.
LLY Duramax EGR Delete Pros and Cons: Does It Have a DPF?
A practical LLY Duramax guide covering EGR delete pros and cons, DPF confusion, overheating, Ice Pick Fix, tuning risks, and fitment checks.
What Is an L5P Delete? EGR, DPF, DEF and Tuning Explained
An engineer’s breakdown of L5P delete kits. Learn how removing the DPF and EGR affects reliability, exhaust flow, and performance on 2017+ Duramax engines, plus critical tuning advice.
What Does a PCV Reroute Do? Duramax, Power Stroke, and Cummins Explained
A PCV reroute is an essential mod for Duramax engines. It diverts oily crankcase gases away from your turbo and intake, venting them to the atmosphere. This prevents harmful oil...
What Does CCV Mean on a 6.7 Powerstroke? Symptoms, Codes, and Options
Updated July 14, 2026. On a 6.7L Power Stroke, CCV problems usually show up as an oil film around the turbo-inlet plumbing, unexplained oil consumption, crankcase pressure, a disconnected-hose code,...
Diesel Intake & Airflow Upgrades: Cost, Tuning Needs, and Trade-offs
This article comprehensively discusses various combination schemes for modifying the intake systems of cars, trucks, and off-road vehicles. It includes upgrades such as turbocharger enhancements, turbo wastegate recovery devices, high-performance...
Why Stainless Steel Exhaust Pipes Rust: Diagnosis, Cost, and Repair
Updated on July 30, 2026. Stainless steel exhaust pipe can come out of one salty winter with orange freckles, brown welds, or a rough-looking seam. That does not automatically mean...
Pros and Cons of Using a Performance Differential Cover | Expert Guide
Updated on July 17, 2026. A performance differential cover is worth considering when your truck works hard enough to heat the gear oil, scrape the axle housing, or make fluid...
Duramax L5P Performance Guide 2026: Reliability, Airflow, EGT and Towing Power
Discover an engineer's roadmap for 2017+ Duramax L5P mods. Prioritize reliability with airflow and fuel upgrades to lower EGTs and improve towing performance before adding raw power.
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