Pro Series Single-Turbo Header Build Kits: Cummins ISB 5.9L 12v

This single turbo header build kit has everything you need to bring those single turbo 12v Cummins turbo headers together. See why Stainless Headers Mfg., Inc has the most complete header builder kit on the market.

We offer 2 stages of kit combination options:

Stage 1: The Base Kit

• 6) J Mandrel Bends (Available in 1 5/8" or 1 3/4" primary tube size)
• 2) 180 Degree Mandrel Bends (Available in 1 5/8" or 1 3/4" primary tube size)
• 1) 5.9L 12v Cummins ISB Header Flange
• 6) Precision formed header flange stubs (Available in 1 5/8" or 1 3/4" primary tube size)
  
• 1) 6-1 Collector. This kit is configured solely with the single slip, straight exit 6-1 merge collector and a single turbo elbow.
  
• 3)Sets of Collector Tabs
• 7) Purge Caps
• 2) O2 Bungs
• 1) 1/4 LB Tig Filler Rod
• 1) T-3 or T-4 or T-6 Flange with Elbow

Stage 2: Includes everything you see in Stage 1, plus:

• 1) V Band flange welded on a tight 90 degree mandrel bend
• Double Slip Merge Collector w/ V-band collector secondary, size determined by turbo flange requirement.
  
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