Description
Kooks 1 7/8″ x 3″ Stainless Long Tube Header Kit
Ram 1500 19-24 5.7L Hemi
3520H430
Kooks 1 7/8″ x 3″ Stainless Long Tube Header Kit is engineered for exceptional power and efficiency in 5.7L Hemi vehicles. Constructed from premium 304 stainless steel, the headers feature mandrel-bent 1 7/8″ primaries flowing into 3″ collectors with welded O2 bungs for accurate sensor placement. The kit includes a 3″ x 2-3/4″ Ultra Green Catted Stainless Steel Y-Pipe with OEM connections, providing a direct-fit solution with no custom tuning required.This kit delivers up to 55 horsepower and 80 lb-ft torque gains while maintaining a direct replacement for factory parts. Optional connections allow integration with Kooks Street Type (KST) or Race Type (KRT) catback exhaust systems for either a refined tone or aggressive sound. Handcrafted in the USA, this high-performance kit ensures durability and superior flow. While not street-legal in California, it is backed by a lifetime warranty for peace of mind.
- 1 7/8″ stainless steel long tube headers with 3″ collectors
- 3″ x 2-3/4″ Ultra Green Catted Stainless Steel Y-Pipe with OEM connections
- Direct-fit replacement, no tuning required
- Optional Kooks Street Type (KST) or Race Type (KRT) catback exhaust
- Adds up to 55 HP and 80 lb-ft torque
- Includes all gaskets, hardware, and O2 extensions for installation
- Mandrel-bent stainless steel for optimal flow and durability
- Aggressive, high-performance exhaust tone
- Handcrafted in the USA
- Not CARB compliant; not legal in California






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