SPELAB Blogs
Explore expert guides, upgrade insights, maintenance tips, product comparisons, and installation knowledge across a wide range of automotive performance and replacement parts.
Truck Tire Puncture While Towing or Loaded: What to Do
Updated on July 17, 2026. A truck tire puncture while towing or carrying payload is a stop-and-assess problem, not a routine "drive and watch it" problem. Ease off the throttle,...
7 Symptoms of a Bad Transfer Case Shift Motor + How to Test & Fix (2026 Guide)
This guide explains 7 transfer case shift motor symptoms, testing steps, and how to diagnose common 4WD performance issues.
Adjusting Your Rear View Mirror Correctly
Adjust rearview and side mirrors for the view the vehicle actually needs: ordinary road coverage for an unloaded car or pickup, and coverage alongside the trailer for towing. A Ford...
Which Diesel Truck Parts Wear Out Most Often? A Practical Guide
Updated on September 10, 2026. The parts replaced most often on a diesel pickup are usually filters, fluids, brake friction parts, tires, batteries, belts, and rubber cooling components. There is...
Summer Diesel Truck Maintenance Checklist: Diagnose Heat Before Towing
Summer heat can destroy your engine. Discover 7 essential maintenance tips to prevent overheating, tire blowouts, and brake failure. Learn how SPELAB cooling upgrades keep your vehicle safe and efficient...
Diesel Oil Catch Can Guide: Preventing EGR Soot Buildup & Limp Mode
Modern diesels are prone to intake sludge. Discover how an oil catch can works to separate oil mist from crankcase vapors, keeping your intercooler clean and engine running smoothly.
The Ultimate Guide to Engine Air Intake Hoses: Symptoms, Diagnostics, and Upgrades
Don't ignore a rough idle or hissing noise. A cracked intake hose is a common cause. This expert guide covers the 5 signs of a vacuum leak and why a...
How to Choose the Best Exhaust Cutout: Size, Location, and Fit
Engineering-based guide to choosing the best electric exhaust cutout, covering materials, sizing, diesel truck considerations, installation, reliability, and real-world performance tradeoffs.
Mechanical Diesel Injection Pump Maintenance: 10 Tips & Safety Guide
Updated on August 12, 2026. Scope note: This guide covers mechanical inline/rotary fuel injection pumps, the type commonly found on older diesel generator sets. It does not apply to the...
Diesel vs. Gas Trucks: Why Real Performance Requires Diesel
Stuck between Gas and Diesel? We analyze torque, towing, and longevity. Discover why modern diesels offer unmatched potential for performance upgrades, delete kits, and tuning.
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