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OPGI Price: $629.99
Part Type: (P) High Performance, designed to improve performance AT/AUTO = Automatic transmission
Sold As: PAIR
2017 Chevelle Catalog Page: 4722018 Chevelle Catalog Page: 558
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What is the main thing you're looking for when shopping for a new set of headers? Performance of course! With Doug's, you've got it. You'll also get the ease-of-installation and a great selection of applications for all years. Doug's headers feature heavy wall construction with 3/8"-thick mounting flanges, ensuring durability and longevity under the most demanding circumstances. All of the necessary mounting hardware is included with each set: bolts, gaskets and reducers. It's a no brainer. Look no further than Doug's for your next set of headers. Available in a ceramic-coated finish only.
DHD3338 – 1-3/4" tubes, 3" coll. - SAP
DH0369C – 1-3/4" tubes, 3" coll. - SAP
CH22484 – 1-5/8" tubes, 3" coll. - oval port
CH22486 – 1-5/8" tubes, 3" coll. - oval port
DHD305C – 1-5/8" tubes, 3" coll. - oval port
DHD322C - 2" tubes, 3-1/2" coll. - SAP
CH22488 – 1-3/4" tubes, 3" coll. - SAP
DHOD316 – 1-7/8" tubes, 3-1/2" coll. - SAP
DHOD331 – 2-1/8" tubes, 3-1/2" coll. - round port
CH25268 – 1-3/4" tubes, 3" coll. - SAP
DHD325C - 2" tubes, 3-1/2" coll. - SAP
5- Shorty design for maximum ground clearance
36- Fits D-Port heads including ZZ4 crate engines
52- Will not fit Saginaw close ratio with 825 power steering box
69- Must-use stock big-block frame stands and motor mounts
92- Will fit most angle plug heads including factory Chevrolet "Bowtie" heads
93- Requires removal or modification of locking steering columns if equipped
96- Installation requires use of 79-later AC compressor bracket and short compressor
133- Does not fit with Powerglide transmission
160- Includes O2 sensor extension(s) harness
180- Requires use of LS1 adapter plate kit
209- One tube each side over frame
214- Must use non-shell type motor mounts