SPELAB Blogs
Explore expert guides, upgrade insights, maintenance tips, product comparisons, and installation knowledge across a wide range of automotive performance and replacement parts.
5 Things You Need To Know About Mufflers (Before You Cut Your Exhaust)
Factory mufflers choke your engine. Learn the difference between absorption and reflection mufflers, how to avoid drone, and why material selection matters. Upgrade your sound and performance the right way....
Serpentine Belt 101: When and Why to Replace It
Updated on November 19, 2025 Under your hood lies a long, winding rubber snake that keeps your vehicle alive. It's called the Serpentine Belt (or Drive Belt). While it looks...
10 Ways to Prepare Your Vehicle for Winter Driving
Prepare your vehicle for winter with practical tips for safety and performance.
Engineer’s Guide: How Turbochargers Work & Why They Grenade
Engineer John Lee breaks down turbocharger mechanics and diagnoses the four most common causes of turbo failure, from oil starvation to foreign object damage. Learn how to keep your boost...
What Fuel Line Do You Need to run with E85 and Ethanol, or Methanol Fuel?
The use of Ethanol and Methanol fuels has become increasingly popular in recent years, especially with the rise of high horse power turbo supercharged blown EFI engines. The E85 or...
How Does an Oil Catch Can Work? Diesel and GDI Owner Guide
Factory emissions systems are choking your engine. Engineer John Lee explains how a baffled oil catch can prevents carbon buildup and protects your GDI or Diesel vehicle from performance loss....
A Beginner’s Guide to Your Vehicle’s Exhaust System
Updated on June 2, 2026 for exhaust system basics, warning signs, repair guidance, and upgrade planning. Quick answer: Your vehicle’s exhaust system moves hot combustion gases away from the engine...
Car Muffler Guide: How It Works, Bad Symptoms, and When to Replace It
Updated on May 31, 2026. If your car suddenly sounds louder, rattles under the rear bumper, or smells like exhaust after startup, the muffler is one of the first parts...
What Does an Oil Pan Do? A Guide for Your Truck's Engine
A stock oil pan risks your engine's health. Discover how a performance oil pan upgrade prevents oil starvation and overheating, boosting your truck's durability, cooling, and long-term reliability. A smart...
Valve Cover Replacement Guide for 6.7L Cummins & PowerStroke Engines
Fix 6.7L Cummins and PowerStroke oil leaks with this valve cover replacement guide. Covers diagnosis, removal steps, torque specs, and why upgrading to aluminum covers prevents future failures.
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