Challenger Mod Blog
Expert guides, safety tips, and build advice for your 2022 Dodge Challenger.
Buyer's Guide
Variable Valve Timing on the 6.4L HEMI: How VVT Works and When It Matters
The 6.4L Apache HEMI uses Variable Valve Timing — here's how it works, what it does for power, and how mods interact with it.
Apr 18, 2026
6.4L, VVT
How-To
Serpentine Belt Replacement on the HEMI: DIY Guide
How to replace the serpentine belt on a 5.7L or 6.4L HEMI — a straightforward job that saves shop labor costs.
Apr 18, 2026
serpentine-belt, DIY
How-To
Challenger Spark Plug Change DIY: Step-by-Step for 5.7L and 6.4L
Changing spark plugs on the HEMI is straightforward but has a few gotchas. This guide covers both 5.7L and 6.4L procedures.
Apr 18, 2026
spark-plugs, DIY
How-To
Challenger Oil Change DIY: Complete Guide for 5.7L, 6.4L, and 6.2L
Step-by-step oil change guide for every HEMI variant — with the right oil spec, filter, and torque values.
Apr 18, 2026
oil-change, DIY