News
Don't get left behind! Catch up on the latest product information, installation explanations, news, events, new technologies, and more exciting content through SPETUNER's blogs.
What Is a Straight Pipe?
What Is a Straight Pipe Exhaust System? Definition and Key Characteristics A straight pipe exhaust system is exactly what it sounds like—an exhaust setup that runs straight from the engine...
Best Duramax Tuner 2025: A Guide for Diesel Owners
Thinking about truck tunes for your Duramax for better power, fuel efficiency, or towing performance? You're not alone. In this guide, we’ll break down 10 must-know questions about tuning your...
Bad EGR Valve Symptoms and Solutions
What is the EGR Valve? The Exhaust Gas Recirculation (EGR) valve is a crucial component in modern diesel engines. It helps reduce harmful nitrogen oxide (NOx) emissions by recirculating a...
Duramax Diesel Explained: Common Problems
Looking to upgrade your Duramax diesel truck? Explore our full range of GM Duramax performance parts, including intakes, exhaust systems, truck tuners, and more, designed for power and reliability. Diagnostic Trouble Codes...
6.7L Powerstroke CCV Upgrade Guide: Best Delete & Reroute Kits Compared
Why You Should Upgrade the CCV System on Your 6.7L Powerstroke If you’re driving a 6.7L Powerstroke, chances are you’ve heard of the CCV (Crankcase Ventilation) system—but have you ever...
Does Exhaust Pipe Size Affect Performance and Fuel Efficiency?
When upgrading a diesel truck’s exhaust system, pipe diameter is one of the most critical choices. Truck owners often ask: Does exhaust pipe size affect fuel consumption? Is bigger always better...
How much does it cost to delete a 2019 L5P?
Introduction – What to Expect When Deleting a 2019 L5P Duramax How about deleting your 2019 L5P Duramax? You're not alone. Increasingly, Duramax owners are exploring full-delete solutions to boost...
Is Your 6.7 Cummins CCV Filter Causing an Oil Leak?
Common Oil Leak Issues in 6.7L Cummins Engines Let’s face it—if you own a 6.7L Cummins, you’ve probably noticed some oil where it shouldn’t be. These engines are workhorses, but...
EGR Removal for 6.7 Cummins Explained: Is It Worth It？
Introduction: Should You Consider an EGR Delete? If you're running a 6.7L Cummins engine—especially in a Ram 2500 or 3500—you’ve likely heard about EGR removal more than once. Whether it’s...
What Does the EGR Valve Do?
Emissions control systems play a key role in reducing pollution and improving fuel efficiency in today's diesel engines. The EGR valve is one of the most critical components in this...
-
50
years of experience
with helpful advice & lifetime support -
4.8
rating on trust pilot
from 18k+ reviews -
24
years in a row
Bizrate insights Circle of Excellence -
A+
rating and accreditation
by the better Business Bureau