1963-87 2 & 4WD SB Chevy Pickup Tri-Y Headers
1963-87 2 & 4WD SB Chevy Pickup Tri-Y Headers
Part #
DHCD300Y
Price: $515.99
Quantity:
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1961-66 283-400 2/4 WD Pickup, Suburban, Blazer, Jimmy with Automatic Transmissions only
1973-87 283-400 2WD Pickup, Suburban, Blazer, Jimmy with Automatic or Manual Transmissions

Doug Thorley Headers are manufactured with 3/8” flange and 14 gauge construction throughout. These Nickel Plated headers feature a Tri-Y design that actually generates an additional momentum for exhaust emissions, which results in more power with less throttle. You will gain fuel economy, low end torque and horsepower, back pressure and heat reduction.

Feature a Limited Liability that last as long as the original owner owns them.

*Will fit 1983-87 2WD models with GVW less that 10,000 pounds
* Will fit with angle plugs
*1961-66 models may require alternator/generator bracket
* All models may require air conditioning bracket


Average Customer Review:


    dougs tri-Y headers,  December 16, 2007
although they don't look "pretty" the tri-Y design acording to all the research i've done produce by far the BEST value for dollar performance change on the small block chevy..........malcolm bisset


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