Appearance and included parts may differ. Image availability does not confirm fitment or availability.
Kooks Headers
Kooks RAM TRX 2in x 3in Long Tube Headers 3in x OEM H.O. Green Connections
PART 3521H640CATEGORY Headers & Manifolds
$4,071.94
MSRP $4,524.38You save $452.44
$4,071.94
1
Product information
Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Product description
2021+RAM TRX 6.2L HEMI 2in. x 3in. Stainless Steel Headers w/3in. x OEM H.O. GREEN Catted Connection pipes. 3/8in. Thick Header flanges. Connects to OEM Catback w/2-Bolt flanges. Includes gaskets and hardware required for installation.
2021+ RAM TRX 6.2L HEMI 2" x 3" Stainless Steel Headers w/ 3" x OEM H.O. GREEN Catted Connection pipes. 3/8" Thick Header flanges. Connects to OEM Catback w/ 2-Bolt flanges. Includes gaskets and hardware required for installation.
2in. Stainless Header/H.O. GREEN Connections. 2021+RAM TRX 6.2L HEMI
Features
Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.
Kooks Headers And Exhaust Make The Most Power In The Industry
Kooks System Are Specifically Designed For Maximum Power
Kooks Products Are Made Of T304 Air Craft Quality Steel
Limited Lifetime Warranty To Original Purchaser
3 Generations Being Family Owned And Operated
Every Kooks Product Is Dyno And Race Tested
Kooks Products Fit And Install The Best
100 Percent Manufactured In The USA
Manufacturer application notes
2021+ RAM TRX 6.2L HEMI 2" x 3" Stainless Steel Long Tube Headers w/ 3" x OEM High Output GREEN Catted Connection pipes. 304 Stainless Steel Construction 3/8" Thick Header flanges Mandrel bent tubing Connection pipes Including Kooks 4-1/2" Bodied 300CSPI High Output GREEN catalytic converters Connects to OEM Catback w/ 2-Bolt flanges. Includes gaskets and hardware required for installation
Manufacturer notes
2021+RAM TRX 6.2L HEMI 2in. x 3in. Stainless Steel Long Tube Headers w/3in. x OEM High Output GREEN Catted Connection pipes. 304 Stainless Steel Construction. 3/8in. Thick Header flanges. Mandrel bent tubing. Connects to OEM Catback w/2-Bolt flanges. Includes gaskets and hardware required for installation.
2021+ RAM TRX 6.2L HEMI 2" x 3" Stainless Steel Long Tube Headers w/ 3" x OEM High Output GREEN Catted Connection pipes. 304 Stainless Steel Construction. 3/8" Thick Header flanges. Mandrel bent tubing. Connects to OEM Catback w/ 2-Bolt flanges. Includes gaskets and hardware required for installation.
Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Headers & Manifolds
UPC / barcode
842422180751
Units per product
1
Supplier Proposition 65 status
Y
Supplier EPA status
Compliant
Air freight prohibited
No
Not CARB approved
Yes
CARB acknowledgement required
Yes
Freight delivery required
No
Powersports product
No
More manufacturer information
Other product descriptions
Kooks RAM TRX 2in x 3in Long Tube Headers 3in x OEM H.O. Green Connections
2in. Headers w/H.O. GREEN Conn.
2" Headers w/ H.O. GREEN Conn.
Header & Conn. Kit
Header/Conn. Kit
About the manufacturer
Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"
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