Hooker BH2583 Blackheart Gen III Hemi Swap Mid-Length Headers:

• Tubing bent for maximum clearance
• Lightweight 18-gauge mandrel-bent mild-steel
• 3/8 in. thick CNC waterjet cut header flanges
• 1 7/8 in. primary tubes with a long transition 3 in. collectors with merge spears for flow and exhaust velocity
• O2 bungs in both collectors
• Includes attaching hardware and detailed instructions

Supporting Components for Hooker Blackheart BH2583 Required for Proper Fitment (Each Sold Separately):

• Gen III Hemi Engine Swap Mounting Brackets BHS524
• Gen III Hemi Engine Swap Crossmember BHS525
• Correct Transmission Crossmember Adapter Bracket for transmission being used
• GM style 2-bolt transmission mount such as JEGS 555-61820 or Hooker 71223029HKR or equivalent
• Collector outlets connect to the Hooker Blackheart Gen III Hemi Engine Swap Exhaust System for this application
• Other exhaust systems will require Hooker Headers Blackheart Exhaust Adapter Pipe Kit 42107 to attach to the headers
  • Installation of these headers with any other combination of engine and transmission mounting components may cause interference with vehicle components and reduce ground clearance
• Will not work with factory column shift linkage
• 2003-2008 5.7L Hemi engines will use header gaskets 7594 (sold separately)
• 6.1L, 6.2L, 6.4L, and VVT equipped 5.7L Hemi engines will use header gaskets 7595 (sold separately)

Emissions Note:

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