Home / Shop / Hooker Competition Manifold Back Exhaust Systems 16622HKR System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD, Small Block, Kit

Hooker Competition Manifold Back Exhaust Systems 16622HKR System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD, Small Block, Kit

SKU: HOK16622HKR

Exhaust Systems

Hooker Headers

Hooker Competition Manifold Back Exhaust Systems 16622HKR System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD, Small Block, Kit

SKU: HOK16622HKR

Exhaust Systems

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

We accept

Description

IMPORTANT NOTICE: Must use 2 1/4 in. offset inlet/center outlet muffler.

Hooker manifold-back Competition exhaust systems feature large-diameter, 16-gauge steel tubing for improved efficiency, less backpressure, and longer life. Each system is mandrel-bent to maintain a consistent inside diameter for maximum flow. All systems come without mufflers.

Part Type

Exhaust Systems

Data: v4.2 - Upd: 2026-09-30 00:59:00

Specifications

Product Attributes - Brand: Hooker Headers
Product Attributes - Manufacturer's Part Number: 16622HKR
Product Attributes - Part Type: Exhaust Systems
Product Attributes - Product Line: Hooker Competition Manifold Back Exhaust Systems
Product Attributes - UPC: 700414023908
Product Attributes - System Material: Steel
Product Attributes - System Style: Manifold-back
Product Attributes - Exhaust Type: Dual
Product Attributes - Exit Location: Split side
Product Attributes - System Finish: Aluminized
Product Attributes - Catalytic Converter(s) Included: No
Product Attributes - Intermediate Pipe Diameter (in.): 2.25 in.
Product Attributes - Muffler Included: No
Product Attributes - Hardware Included: Yes
Product Attributes - Tailpipe Diameter (in.): 2.25 in.
Product Attributes - Tip Included: No
Product Attributes - Remanufactured: No
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Notes: Must use 2 1/4 in. offset inlet/center outlet muffler.
Product Attributes - Special Attention: It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.

Reference Information

Brand Name/s	Hooker Headers
StreetFX SKU	hok16622HKR
SFX Item ID	5013039
Supplier Item Code	5013039
Manufacturer SKU	16622HKR
Manufacturer UPC	700414023908
Alternative References	HKR16622HKR

Compatibility

Application Data

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SIERRA SLE
Beginning Year	1986
Ending Year	1978
Engine Type	V8
Engine Size	5.0L/305
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SIERRA SLE
Beginning Year	1986
Ending Year	1989
Engine Type	V8
Engine Size	5.0L/305
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SIERRA SLX
Beginning Year	1978
Ending Year	1989
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SLE
Beginning Year	1990
Ending Year	1990
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SLE
Beginning Year	1990
Ending Year	1990
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA GRANDE
Beginning Year	1978
Ending Year	1978
Engine Type	V8
Engine Size	5.7L/350
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA GRANDE
Beginning Year	1978
Ending Year	1978
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA GRANDE
Beginning Year	1978
Ending Year	1978
Engine Type	V8
Engine Size	5.0L/305
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	HIGH SIERRA
Beginning Year	1978
Ending Year	1978
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	HIGH SIERRA
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	STREET COUPE
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	STREET COUPE
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	SIERRA CLASSIC
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Manual
Drivetrain	RWD
Truck Bed Length in. (AAIA)	78.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500
Submodel	SIERRA CLASSIC
Beginning Year	1976
Ending Year	1978
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Transmission	Automatic
Drivetrain	RWD
Truck Bed Length in. (AAIA)	96.0
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA CLASSIC
Beginning Year	1974
Ending Year	1978
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA CLASSIC
Beginning Year	1987
Ending Year	1985
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Automatic
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA GRANDE
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	78.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA CLASSIC
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	78.0
Transmission	Automatic
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA CLASSIC
Beginning Year	1986
Ending Year	1985
Engine Type	V8
Engine Size	6.6L/400
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA CLASSIC
Beginning Year	1986
Ending Year	1989
Engine Type	V8
Engine Size	5.0L/305
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Automatic
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SIERRA
Beginning Year	1988
Ending Year	1989
Engine Type	V8
Engine Size	5.0L/305
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	78.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SLE
Beginning Year	1990
Ending Year	1990
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	78.0
Transmission	Automatic
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R3500
Submodel	SLE
Beginning Year	1990
Ending Year	1991
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SIERRA CLASSIC
Beginning Year	1979
Ending Year	1991
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	96.0
Transmission	Automatic
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

Universal	No
Make	GMC
Model	R2500 SUBURBAN
Submodel	SIERRA CLASSIC
Beginning Year	1979
Ending Year	1976
Engine Type	V8
Engine Size	5.0L/307
Engine Family	Chevy small block Gen I
Body Style	Crew Cab Pickup
Truck Bed Length in. (AAIA)	78.0
Transmission	Manual
Drivetrain	RWD
Application Notes	Wheelbase greater than 132 inch will require tailpipe extensions to provide proper tailpipe exit.

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Hooker Competition Manifold Back Exhaust Systems 16622HKR System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD, Small Block, Kit

Hooker Competition Manifold Back Exhaust Systems 16622HKR System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD, Small Block, Kit

Description

Part Type

Specifications

Reference Information

Compatibility

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