SPELAB Blogs
Explore expert guides, upgrade insights, maintenance tips, product comparisons, and installation knowledge across a wide range of automotive performance and replacement parts.
Fuel Filter Guide: Bad Symptoms, Diesel Diagnosis, and When to Replace It
Understand fuel filter types, functions, and replacement tips for better engine performance.
ATV vs. UTV vs. SxS: Differences, Transport, and Which to Choose
Compare ATV, UTV, and SXS to choose the best off-road vehicle for your needs.
Heavy-Duty Pickup Noise Diagnosis: Clunks, Hums, Whines, and Rattles
Identify common car noises and learn how to fix engine and driving sound issues.
How to Modify a Car or Diesel Truck Safely: A Beginner's Guide
New to car modification? Our beginner's guide breaks down the most important performance upgrades, from adding power with intake and exhaust mods to improving control with brakes and suspension.
How to Increase Diesel Truck Horsepower Safely
Updated on June 15, 2026. Quick Answer: How Do You Increase Horsepower on a Diesel Truck Safely? The safest way to increase horsepower on a diesel truck is to restore...
Transmission Cooler Lines – The Complete Guide
Transmission fluid leaks kill gearboxes. Discover why OEM lines fail and how to upgrade to steel braided cooler lines with AN fittings for ultimate durability and cooling performance.
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
Most drivers believe they are adjusting the rear view mirrors on their vehicles correctly . However, this does not prevent blind spots , which are the ones that cause accidents...
Which Diesel Truck Parts Wear Out Most Often? A Practical Guide
Updated on August 07, 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...
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