Challenger Mod Blog
Expert guides, safety tips, and build advice for your 2022 Dodge Challenger.
MDS Delete: Why Manual and Cam-Swapped HEMIs Need This
If you're planning a cam swap on an automatic Challenger, the MDS delete isn't optional — it's a required part of the build. Here's what MDS is, why it has to go before a cam swap, and what the delete kit actually includes.
How the HEMI MDS System Works (And Why It Matters for Your Build)
Multi-Displacement System is one of the most discussed — and misunderstood — features of the automatic HEMI Challenger. Here's exactly how it works, why Dodge built it, and what it means for your mods.
Why Does My Challenger Idle Rough When Cold? Common Causes and Fixes
A rough, lumpy cold idle on the Challenger can be alarming — especially if it started after mods. Here's how to distinguish between normal cold-start behavior, MDS quirks, and actual problems that need fixing.
Camshaft Upgrade Guide: Everything You Need to Know About HEMI Cam Swaps
A camshaft swap is one of the most transformative naturally aspirated mods for the HEMI — but it requires a full master kit of supporting parts or your engine will fail. Here's everything you need to know.
Challenger Fuel Economy: Real-World MPG and How to Improve It
Real-world Challenger MPG is lower than EPA ratings for most drivers. Here's what affects fuel economy and practical ways to improve it.