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Home | Big Block Chevy Modular Flange/Elbow System - Full Port/Raised Port

Big Block Chevy Modular Flange/Elbow Sytem
Full Port / Raised Port

Cast Header as cast
  • High strength Stainless Steel flanges, cast from 316L Grade Stainless
  • Tight radius cast 316L Stainless elbows with 1.250” and 1.500” centerline radius
  • Available with 2.125” or 2.500” elbows
  • Allows high-flow, larger header tubes into tight places
  • Elbows (and adapter sleeves if needed) can be individually rotated to desired angles
  • Helps deliver improved power and torque
  • Facilitates fits into cramped engine compartments
  • Helps avoid conflicts with strut towers, steering systems, starters, accessories
  • Highly attractive, high tech appearance
  • Ideal for muscle cars, PRO Touring, Street Rods, Pickups, competition use
Part Number Description Finish List Price
304021 2.250" Flange Vibratory Polished $159.00 (set of 8)  
304022 2.250" Flange Satin $239.00 (set of 8)  
304023 2.250" Flange Cast $149.00 (set of 8)  
304024 2.250" Flange Mirror Polished $249.00 (set of 8)  
304031 2.125" Flange Vibratory Polished $159.00 (set of 8)  
304032 2.125" Flange Satin $239.00 (set of 8)  
304033 2.125" Flange Cast $149.00 (set of 8)  
304034 2.125" Flange Mirror Polished $259.00 (set of 8)  
99542250 2.250" Elbow w/1.5" CLR Cast $14.00 each  
99542125 2.125" Elbow w/1.5" CLR Cast $14.00 each  
Flanges Cast Tight Radius Bends 321 Stainless Collector Flanges Collector Flanges Customer Rides Latest Install Flanges Cast Tight Radius Bends 312 Stainless

Ultimate Headers are sold exclusively through performance and installer shops. For products, specs and where to buy click here.