My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Doug's Headers D371Y 3/8" Thick Machined Flanges...no Warping; Cnc Mandrel Bent Tubes... Accurate Fit & Better Flow; Tri-Y Headers Yield Maximum Power From Off Idle To 4500 Rpm Making Them Well Suited For Applications Demanding Maximum Mid-Range Torque With Maximum Fuel Econo

(Chevrolet Suburban 1500 1967, Blazer 1969-72, C10 Pickup 1967-72, C10 1967-72, Suburban 1967, C20 Pickup 1967-72, C30 1967-72, C20 1967-72 + 23 more models)

Manufacturer

Picture for manufacturer Doug's Headers

Part Number

D371Y
4 reviews
Sale Price

$854.21

Out of Stock

Notify me when available
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details
Doug's Headers D371Y 3/8" Thick Machined Flanges...no Warping; Cnc Mandrel Bent Tubes... Accurate Fit & Better Flow; Tri-Y Headers Yield Maximum Power From Off Idle To 4500 Rpm Making Them Well Suited For Applications Demanding Maximum Mid-Range Torque With Maximum Fuel Econo

Doug's Tri Y Header 69-72 GM Truck 265-400 SBC 1 5/8-2" Primary 2 1/2" Collector Silver Ceramic Coated D371Y

Products specifications

Fits

Chevrolet Suburban 1500 1967, Blazer 1969-72, C10 Pickup 1967-72, C10 1967-72, Suburban 1967, C20 Pickup 1967-72, C30 1967-72, C20 1967-72, C30 Pickup 1967-72, K20 Suburban 1968-72, C10 Suburban 1968-72, C20 Suburban 1968-72 + 19 more models

Bolts/Studs Included

Yes

Collector Attachment

3-bolt flange

Cylinder Head Port Shape

SAP

Flange Style

Standard

Flange Thickness (in)

3/8 in.

Header Finish

Ceramic coated

Header Material

Steel

Header Style

Tri-Y

Motor Mounts Included

No

Primary Tube Diameter (in)

1 5/8 in.

Primary Tube Gauge

16-gauge

Quantity

Sold as a pair.

Reducers Included

Yes

Transmission Mount Included

No

Tuned

No

Weld-Up

No

Y-Pipe Included

No

Finish

Metallic Ceramic Coated

EmissionFullDES

2 - This product is Legal for use on 1974 and older Non-Catalyst equipped vehicl

Prop 65

Yes

Thankyou so much

Thanks Eddie! Love you long time!

This was an easy transaction, keep me notified thoughout the entire shipment. Price is what got my attention in the first place. I will be back for future needs.

Nobody else had part in stock. Instant shipping and a good price. Will do business again!

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy