Challenger Mod Blog
Expert guides, safety tips, and build advice for your 2022 Dodge Challenger.
Buyer's Guide
E85 Flex Fuel Conversion: Complete Guide for the 2022 Challenger
E85 offers 105 octane and real power gains — but it requires the right fuel system, injectors, and a flex tune. Here's everything you need to know before you convert your Challenger to E85.
Apr 18, 2026
E85, flex fuel
Buyer's Guide
Fuel System Guide: Injectors, Pumps, and E85 for the 2022 Dodge Challenger
When power climbs past 500 HP — or you add any forced induction — the stock fuel system becomes the bottleneck. This guide explains when and how to upgrade injectors, pumps, and fuel rails, plus what E85 can do for you.
Apr 18, 2026
fuel-injectors, fuel-pump
How-To
Spark Plug Gap and Heat Range Guide for Modified HEMIs
Choosing the right spark plug gap and heat range is critical when you add power. Here's what to know.
Apr 18, 2026
spark-plugs, gap
Buyer's Guide
Challenger Fuel Pump Upgrade: When and What to Install
A stock fuel pump limits how much power you can make. Here's when you need an upgrade and what options exist.
Apr 18, 2026
fuel-pump, Walbro