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Hooker Manifold Back Exhaust System 16622HKR

Hooker Manifold Back Exhaust System 16622HKR
Hooker Manifold Back Exhaust System 16622HKR
$623.99 ea
NEWARRIVING SOONEstimated Ship Date 07/21/2025 (If Ordered Today)41 Available from HOLLEY PERFORMANCE PRODUCTS as of 07/02/2025
Model: 4008649
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
STORE PICKUP
[More Info]
Designed for manifold back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.
Features:
  • Mandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow
  • Reduces Backpressure
  • Improves Engine Efficiency
  • Hardware Included
  • Instructions Included
Side exit behind rear tires
Installation Notes:
Side exit behind rear tires

Downloads:

Download Name File Size
16523-622hkrrev1.pdf391.36KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Chevrolet Blazer Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet Blazer Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
Chevrolet C10 Pickup Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet C10 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
Chevrolet C10 Suburban Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet C10 Suburban Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
Chevrolet C20 Pickup Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet C20 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
Chevrolet C20 Suburban Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet C20 Suburban Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
Chevrolet C30 Pickup Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
Chevrolet C30 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC C15/C1500 Pickup Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
GMC C15/C1500 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC C15/C1500 Suburban Base 1973 5.0L / 307 / V8
5.7L / 350 / V8		 Manifold Back Exhaust
GMC C15/C1500 Suburban Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC C25/C2500 Pickup Base 1973 5.7L / 350 / V8
5.0L / 307 / V8		 Manifold Back Exhaust
GMC C25/C2500 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC C25/C2500 Suburban Base 1973 5.7L / 350 / V8
5.0L / 307 / V8		 Manifold Back Exhaust
GMC C25/C2500 Suburban Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC C35/C3500 Pickup Base 1973 5.7L / 350 / V8
5.0L / 307 / V8		 Manifold Back Exhaust
GMC C35/C3500 Pickup Base 1974 5.7L / 350 / V8 Manifold Back Exhaust
GMC Jimmy Base 1973 5.7L / 350 / V8
5.0L / 307 / V8		 Manifold Back Exhaust
GMC Jimmy Base 1974 5.7L / 350 / V8 Manifold Back Exhaust

Specifications:

Emission Code 4
Exhaust Series Hooker
Material Aluminized Steel
Muffler Type None
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Sound Level Pipe Only
System Type Manifold-back
Tubing Diameter (in) 2.25

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