Top 10 Best 454 Headers Based On User Rating

1. Flowtech 11130FLT Standard Headers

  • Tuned-length primary tubes for street performance
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 16 gauge tubing
  • Mandrel-formed Power Plenum collector for low back pressure
  • Sturdy, leak-tested O-Ring port seals

2. speedracingturbo EXHAUST HEADER FOR UP&FORWARD HEADER FOR CHEVY BIG BLOCK BBC 396/427/454/507/572

3. Introduction to Scientific and Technical Computing

4. Stainless Steel Shorty Headers Fit For Chevy 396 402 427 454 502 BBC Camaro Chevelle

  • Made Form 18 Gauge Steel Tubing For Bbc Shorty Style Headers,Stainless Steel ,No Weld-Up
  • 1 3/4” Primary Tube Diameter,3.000” Collector Diameter,3/8” Thick Flange
  • Add Instant Horsepower (10-15 Hp). Mandrel Bent Tubes
  • Chevy 502 big block generation 6 engines with aluminum cylinder heads will have clearance problems on some applications.
  • Bottom of header flanges may hit head bolts.

5. Flowtech Long Tube Header 75-91 Gm Truck 2/4Wd 396-454, Black

  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Constructed of .049 cold roll flash mild steel tubing

6. Big Block Chevy Twin Turbo kit BBC 366 396 402 427 454 Package Huge Headers

  • Huge 2.25″ Primary Turbo V-band Manifolds w/ adapters
  • Big T4 Turbocharger Units
  • Pair of Oil Line Install Kits
  • Over 1000HP Capable Package

7. Stainless Steel Shorty Headers Compatible with Chevy 396 402 427 454 502 BBC Camaro Chevelle

  • √ Made form 18 gauge steel tubing for BBC shorty style headers,Stainless Steel ,no Weld-Up
  • √ 1 3/4″ primary tube diameter,3.000” collector diameter,3/8” thick flange
  • √ Mandrel bent tubesa; Shortie-style header; Maximum ground clearance
  • √ Chevy 502 big block generation 6 engines with aluminum cylinder heads will have clearance problems on some applications
  • √ Model:Camaro ,Chevelle ,Nova

8. JEGS Black Painted Long Tube Headers | Fits Big Block Chevy | For 1964-1974 Chevrolet Chevelle, 1971-1974 Full Size Passenger Cars, 1970-1972 Camaro | 1-3/4″ Primary, 3″ Collector, 2.5″ Reducers

  • 1-3/4 “ PRIMARY TUBES WITH 3” COLLECTORS AND 2 1/2 “ REDUCERS for big block Chevy engines including 396, 402, 427, 454, 502 and others based on the popular platform
  • FITS THE FOLLOWING: 1964-1974 Chevrolet Chevelle, 1971-1974 Full Size Passenger Cars, 1970-1972 Camaro
  • BLACK PAINTED FINISH for great looks and long life
  • INCLUDES GASKETS, REDUCERS, & HARDWARE to complete your project
  • NOTE: Will not fit with Powerglide transmission equipped with a factory floor shifter

9. JEGS 30059 Painted Long Tube Headers | Big Block Chevy 396-454 | 454 Chevy | Black Steel BBC Headers for Suburban Blazer Jimmy GMC | 1968-1991 2WD 4WD

  • INCREASE HORSEPOWER & TORQUE ON BIG BLOCK CHEVY with JEGS Painted Long Tube Headers designed for a perfect fit on Chevy Blazer/Jimmy 1968-1987 2WD, 1973-1981 4WD & Suburban 1973-1991 2WD, 1973-1981 4WD
  • PRECISION FIT FOR YOUR BBC. JEGS Painted Long Tube Headers are performance-tested against leaks for increased hp, improved throttle response, and fuel economy at various RPMs.
  • UPGRADE YOUR CHEVY TRUCK’S PERFORMANCE with optimum exhaust flow to reduce back pressure and improve oxygen intake.
  • EASY TO INSTALL BBC HEADERS are designed to ensure your entire flange surface is flat for maximum gasket seal; full-length reducers, gaskets, and bolts/studs included.
  • PREMIUM QUALITY, HIGH-STRENGTH STEEL Long Tube Headers are crafted with JEGS’s advanced welding process for maximum durability and rigidity; coated in matte black to match your trim.

10. WFLNHB Stainless Steel Shorty Headers Exhaust Manifold Replacement for Big Block Chevy 396 402 427 454 502 V8

  • Material and Structure: Made of high quality T304 stainless steel, TIG welded CNC machine flange
  • Function: Better air flow design, improves engine performance, better horsepower and torque
  • Collector In/Out Size: 1.65 in / 2.85 in
  • Fitment: Replacement for 1965-1973 Chevy and GMC Big Block engine
  • Package: Include both left and right side exhaust manifold, metal gasket and other accessories are included

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