How much is shipping and when does it ship?

Ground shipping in Canada is free on orders of $100 and up, $9.99 under that.

Can Northern Performance install it?

Yes. Buy it online and have us install it at our Service Centre. The Service Centre is at 1164 Walkers Line, Burlington, Ontario.

Doug's Headers 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 63-87 Hi-Temp Black Coating

Mfg Part #: D300Y-B
NP#: DOUD300Y-B
Brand

Fits 1963 to 1991 Chevrolet Blazer, C10, C10 Pickup and 33 more models, and 1 more make. See every vehicle

3/8" thick machined flanges to prevent warping
CNC mandrel bent tubes ensure accurate fit and better flow
Heavy 16-guage tubing for longer life
Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

$1,079.99 CAD

Free shipping in Canada

Availability:

Contact [email protected] to check before you order.

Book installation at our Service Centre

Does this fit your vehicle?

Description

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.

Collector Attachment	3-Bolt Flange
Collector Diameter	2.5 in
Collector Port Diameter	2.5 in
Color	Black
Cylinder Head Port Shape	Oval
Design	Full-length
EGT Port	No
EmissionFullDES	3 - This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
Finish	Hi-Temp Black Coating
Flange Thickness	0.375 in
Gasket Or Seal Included	Yes
Gaskets Included	Yes
Grade Type	Performance
Header Material	Steel
Header Style	Full-length
Material	Steel
Mounting Hardware Included	Yes
Oxygen Sensor Port	No
Port Shape	Oval
Primary Tube Outside Diameter	1.625 in
Primary Tubing Diameter	1.625 in
Sheen Level	Matte
Tube Wall Thickness	16 ga.
Brand	Doug's Headers
Mfg part #	D300Y-B

Fits these vehicles

Year	Make	Model	Engine
1969 - 1973	Chevrolet	Blazer	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	Blazer	5.7L 350 V8
1987	Chevrolet	Blazer	5.0L 305 V8, 5.7L 350 V8
1988 - 1991	Chevrolet	Blazer	5.7L 350 V8
1975	Chevrolet	C10	5.7L 350 V8
1976	Chevrolet	C10	5.7L 350 V8, 6.6L 400 V8
1977 - 1980	Chevrolet	C10	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1981 - 1986	Chevrolet	C10	5.0L 305 V8, 5.7L 350 V8
1963 - 1965	Chevrolet	C10 Pickup	4.6L 283 V8
1966 - 1967	Chevrolet	C10 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	C10 Pickup	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	C10 Pickup	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	C10 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	C10 Pickup	5.7L 350 V8
1967	Chevrolet	C10 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	C10 Suburban	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	C10 Suburban	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	C10 Suburban	5.0L 307 V8, 5.7L 350 V8
1974 - 1976	Chevrolet	C10 Suburban	5.7L 350 V8
1977 - 1979	Chevrolet	C10 Suburban	5.0L 305 V8, 5.7L 350 V8
1980	Chevrolet	C10 Suburban	5.7L 350 V8
1981 - 1986	Chevrolet	C10 Suburban	5.0L 305 V8, 5.7L 350 V8
1975	Chevrolet	C20	5.7L 350 V8
1976	Chevrolet	C20	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	Chevrolet	C20	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1980	Chevrolet	C20	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	Chevrolet	C20	5.0L 305 V8, 5.7L 350 V8
1987	Chevrolet	C20	5.7L 350 V8
1963 - 1965	Chevrolet	C20 Pickup	4.6L 283 V8
1966 - 1967	Chevrolet	C20 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	C20 Pickup	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	C20 Pickup	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	C20 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	C20 Pickup	5.7L 350 V8
1967	Chevrolet	C20 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	C20 Suburban	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	C20 Suburban	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	C20 Suburban	5.0L 307 V8, 5.7L 350 V8
1974 - 1975	Chevrolet	C20 Suburban	5.7L 350 V8
1976	Chevrolet	C20 Suburban	5.7L 350 V8, 6.6L 400 V8
1977 - 1979	Chevrolet	C20 Suburban	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1980	Chevrolet	C20 Suburban	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	Chevrolet	C20 Suburban	5.0L 305 V8, 5.7L 350 V8
1975	Chevrolet	C30	5.7L 350 V8
1976 - 1977	Chevrolet	C30	5.7L 350 V8, 6.6L 400 V8
1978	Chevrolet	C30	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1986	Chevrolet	C30	5.7L 350 V8
1963 - 1965	Chevrolet	C30 Pickup	4.6L 283 V8
1966 - 1967	Chevrolet	C30 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	C30 Pickup	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	C30 Pickup	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	C30 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	C30 Pickup	5.7L 350 V8
1975 - 1976	Chevrolet	K10	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	Chevrolet	K10	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1980	Chevrolet	K10	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	Chevrolet	K10	5.0L 305 V8, 5.7L 350 V8
1963 - 1965	Chevrolet	K10 Pickup	4.6L 283 V8
1966 - 1967	Chevrolet	K10 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	K10 Pickup	5.3L 327 V8
1969	Chevrolet	K10 Pickup	5.3L 327 V8, 5.7L 350 V8
1970 - 1974	Chevrolet	K10 Pickup	5.7L 350 V8
1967	Chevrolet	K10 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	K10 Suburban	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	K10 Suburban	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	K10 Suburban	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	K10 Suburban	5.7L 350 V8
1975 - 1976	Chevrolet	K10 Suburban	5.7L 350 V8, 6.6L 400 V8
1977 - 1979	Chevrolet	K10 Suburban	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1980	Chevrolet	K10 Suburban	5.7L 350 V8
1981	Chevrolet	K10 Suburban	5.0L 305 V8, 5.7L 350 V8
1982	Chevrolet	K10 Suburban	5.7L 350 V8
1983	Chevrolet	K10 Suburban	5.0L 305 V8, 5.7L 350 V8
1984 - 1985	Chevrolet	K10 Suburban	5.7L 350 V8
1986	Chevrolet	K10 Suburban	5.0L 305 V8, 5.7L 350 V8
1975 - 1976	Chevrolet	K20	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	Chevrolet	K20	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1980	Chevrolet	K20	5.7L 350 V8, 6.6L 400 V8
1981 - 1984	Chevrolet	K20	5.7L 350 V8
1985	Chevrolet	K20	5.0L 305 V8, 5.7L 350 V8
1986	Chevrolet	K20	5.7L 350 V8
1963 - 1965	Chevrolet	K20 Pickup	4.6L 283 V8
1966 - 1967	Chevrolet	K20 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	K20 Pickup	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	K20 Pickup	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	K20 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	K20 Pickup	5.7L 350 V8
1967	Chevrolet	K20 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	Chevrolet	K20 Suburban	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	K20 Suburban	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	K20 Suburban	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	K20 Suburban	5.7L 350 V8
1975 - 1976	Chevrolet	K20 Suburban	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	Chevrolet	K20 Suburban	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1980	Chevrolet	K20 Suburban	5.7L 350 V8, 6.6L 400 V8
1981 - 1984	Chevrolet	K20 Suburban	5.7L 350 V8
1985 - 1986	Chevrolet	K20 Suburban	5.0L 305 V8, 5.7L 350 V8
1977 - 1980	Chevrolet	K30	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	Chevrolet	K30	5.7L 350 V8
1968	Chevrolet	K30 Pickup	5.0L 307 V8, 5.3L 327 V8
1969	Chevrolet	K30 Pickup	5.0L 307 V8, 5.3L 327 V8, 5.7L 350 V8
1970 - 1973	Chevrolet	K30 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	Chevrolet	K30 Pickup	5.7L 350 V8
1975 - 1976	Chevrolet	K5 Blazer	5.7L 350 V8, 6.6L 400 V8
1977 - 1979	Chevrolet	K5 Blazer	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1980 - 1986	Chevrolet	K5 Blazer	5.0L 305 V8, 5.7L 350 V8
1987	Chevrolet	R10	5.0L 305 V8, 5.7L 350 V8
1987	Chevrolet	R10 Suburban	5.0L 305 V8, 5.7L 350 V8
1988	Chevrolet	R10 Suburban	5.7L 350 V8
1989 - 1991	Chevrolet	R1500 Suburban	5.7L 350 V8
1987 - 1988	Chevrolet	R20	5.0L 305 V8
1987 - 1988	Chevrolet	R20 Suburban	5.7L 350 V8
1989	Chevrolet	R2500	5.7L 350 V8
1989 - 1991	Chevrolet	R2500 Suburban	5.7L 350 V8
1987 - 1988	Chevrolet	R30	5.7L 350 V8
1989 - 1991	Chevrolet	R3500	5.7L 350 V8
1963 - 1965	Chevrolet	Suburban	4.6L 283 V8
1966	Chevrolet	Suburban	5.3L 327 V8
1987	Chevrolet	V10	5.0L 305 V8, 5.7L 350 V8
1987 - 1988	Chevrolet	V10 Suburban	5.7L 350 V8
1989 - 1991	Chevrolet	V1500 Suburban	5.7L 350 V8
1987	Chevrolet	V20	5.7L 350 V8
1987 - 1988	Chevrolet	V20 Suburban	5.7L 350 V8
1989 - 1991	Chevrolet	V2500 Suburban	5.7L 350 V8
1987 - 1988	Chevrolet	V30	5.7L 350 V8
1989 - 1991	Chevrolet	V3500	5.7L 350 V8
1963	GMC	1000 Series	4.6L 283 V8
1963	GMC	2500 Series	4.6L 283 V8
1976	GMC	C15	6.6L 400 V8
1977	GMC	C15	5.0L 305 V8
1978	GMC	C15	5.0L 305 V8, 6.6L 400 V8
1979 - 1980	GMC	C1500	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1981 - 1986	GMC	C1500	5.0L 305 V8, 5.7L 350 V8
1979	GMC	C1500 Suburban	5.0L 305 V8, 5.7L 350 V8
1980	GMC	C1500 Suburban	5.7L 350 V8
1981 - 1986	GMC	C1500 Suburban	5.0L 305 V8, 5.7L 350 V8
1967	GMC	C15/C1500 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	GMC	C15/C1500 Pickup	5.3L 327 V8
1969 - 1974	GMC	C15/C1500 Pickup	5.7L 350 V8
1967	GMC	C15/C1500 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	GMC	C15/C1500 Suburban	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	C15/C1500 Suburban	5.0L 307 V8, 5.7L 350 V8
1974	GMC	C15/C1500 Suburban	5.7L 350 V8
1975 - 1976	GMC	C15 Suburban	5.7L 350 V8
1977 - 1978	GMC	C15 Suburban	5.0L 305 V8, 5.7L 350 V8
1975	GMC	C25	5.7L 350 V8
1976 - 1978	GMC	C25	5.7L 350 V8, 6.6L 400 V8
1979	GMC	C2500	5.7L 350 V8, 6.6L 400 V8
1980 - 1986	GMC	C2500	5.0L 305 V8, 5.7L 350 V8
1979	GMC	C2500 Suburban	5.7L 350 V8
1980	GMC	C2500 Suburban	5.7L 350 V8, 6.6L 400 V8
1981	GMC	C2500 Suburban	5.7L 350 V8
1982 - 1986	GMC	C2500 Suburban	5.0L 305 V8, 5.7L 350 V8
1967	GMC	C25/C2500 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	GMC	C25/C2500 Pickup	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	C25/C2500 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	GMC	C25/C2500 Pickup	5.7L 350 V8
1967 - 1968	GMC	C25/C2500 Suburban	5.3L 327 V8
1969 - 1974	GMC	C25/C2500 Suburban	5.7L 350 V8
1975 - 1976	GMC	C25 Suburban	5.7L 350 V8
1977	GMC	C25 Suburban	5.0L 305 V8, 5.7L 350 V8
1978	GMC	C25 Suburban	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1975	GMC	C35	5.7L 350 V8
1976 - 1977	GMC	C35	5.7L 350 V8, 6.6L 400 V8
1978	GMC	C35	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979	GMC	C3500	5.7L 350 V8, 6.6L 400 V8
1980 - 1985	GMC	C3500	5.7L 350 V8
1986	GMC	C3500	5.0L 305 V8, 5.7L 350 V8
1967	GMC	C35/C3500 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	GMC	C35/C3500 Pickup	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	C35/C3500 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	GMC	C35/C3500 Pickup	5.7L 350 V8
1970 - 1973	GMC	Jimmy	5.0L 307 V8, 5.7L 350 V8
1974	GMC	Jimmy	5.7L 350 V8
1975 - 1976	GMC	Jimmy	5.7L 350 V8, 6.6L 400 V8
1977 - 1979	GMC	Jimmy	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1980 - 1987	GMC	Jimmy	5.0L 305 V8, 5.7L 350 V8
1988 - 1991	GMC	Jimmy	5.7L 350 V8
1975 - 1976	GMC	K15	6.6L 400 V8
1977 - 1978	GMC	K15	5.0L 305 V8, 6.6L 400 V8
1979 - 1980	GMC	K1500	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	GMC	K1500	5.0L 305 V8, 5.7L 350 V8
1979 - 1980	GMC	K1500 Suburban	5.7L 350 V8, 6.6L 400 V8
1981	GMC	K1500 Suburban	5.7L 350 V8
1982	GMC	K1500 Suburban	5.0L 305 V8, 5.7L 350 V8
1983 - 1986	GMC	K1500 Suburban	5.7L 350 V8
1967	GMC	K15/K1500 Pickup	4.6L 283 V8, 5.3L 327 V8
1968	GMC	K15/K1500 Pickup	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	K15/K1500 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	GMC	K15/K1500 Pickup	5.7L 350 V8
1967	GMC	K15/K1500 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	GMC	K15/K1500 Suburban	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	K15/K1500 Suburban	5.0L 307 V8, 5.7L 350 V8
1974	GMC	K15/K1500 Suburban	5.7L 350 V8
1975 - 1978	GMC	K15 Suburban	5.7L 350 V8, 6.6L 400 V8
1975 - 1976	GMC	K25	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	GMC	K25	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1979 - 1980	GMC	K2500	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	GMC	K2500	5.7L 350 V8
1979 - 1980	GMC	K2500 Suburban	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	GMC	K2500 Suburban	5.7L 350 V8
1967	GMC	K25/K2500 Pickup	5.3L 327 V8
1968	GMC	K25/K2500 Pickup	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	K25/K2500 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	GMC	K25/K2500 Pickup	5.7L 350 V8
1967	GMC	K25/K2500 Suburban	4.6L 283 V8, 5.3L 327 V8
1968	GMC	K25/K2500 Suburban	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	K25/K2500 Suburban	5.0L 307 V8, 5.7L 350 V8
1974	GMC	K25/K2500 Suburban	5.7L 350 V8
1975 - 1976	GMC	K25 Suburban	5.7L 350 V8, 6.6L 400 V8
1977 - 1978	GMC	K25 Suburban	5.0L 305 V8, 5.7L 350 V8, 6.6L 400 V8
1977 - 1978	GMC	K35	5.7L 350 V8, 6.6L 400 V8
1979 - 1980	GMC	K3500	5.7L 350 V8, 6.6L 400 V8
1981 - 1986	GMC	K3500	5.7L 350 V8
1968	GMC	K35/K3500 Pickup	5.0L 307 V8, 5.3L 327 V8
1969 - 1973	GMC	K35/K3500 Pickup	5.0L 307 V8, 5.7L 350 V8
1974	GMC	K35/K3500 Pickup	5.7L 350 V8
1987	GMC	R1500	5.0L 305 V8, 5.7L 350 V8
1987 - 1991	GMC	R1500 Suburban	5.7L 350 V8
1987	GMC	R2500	5.0L 305 V8, 5.7L 350 V8
1988 - 1989	GMC	R2500	5.7L 350 V8
1987 - 1991	GMC	R2500 Suburban	5.7L 350 V8
1987 - 1991	GMC	R3500	5.7L 350 V8
1987	GMC	V1500	5.0L 305 V8, 5.7L 350 V8

Doug's Headers 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 63-87 Hi-Temp Black Coating

Does this fit your vehicle?

Description

Fits these vehicles

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