1‑800‑243‑8355
Help
Contact Us
Free Shipping
Shipping Information
Manufacturer Rebates
How To Order
Payment Options
Return Policy
FAQs
Emissions Regulations
Gift Card Balance
Sponsorship Opportunities
Company
Request Catalog
OPGI Blog
Hours & Location
History
Frequent Buyer Points
Volume Discounts
Price Match Guarantee
Kit Swap Savings
Reviews
Careers
Clearance Sale
Archives
My Account
My Orders
My Wish List
As seen on
1966
Fleetwood
My Garage
12
View Garage
1966
Cadillac
Fleetwood
Shop Parts
Filter Search
1968
Chevrolet
K10
Shop Parts
Filter Search
2013
Cadillac
ATS
Shop Parts
Filter Search
1962
Chevrolet
C20
Shop Parts
Filter Search
1984
Chevrolet
C10
Shop Parts
Filter Search
1962
Cadillac
60 Special
Shop Parts
Filter Search
1978
Chevrolet
El Camino
Shop Parts
Filter Search
1964
GMC
C35/C3500
Shop Parts
Filter Search
1962
Chevrolet
Suburban
Shop Parts
Filter Search
1975
Buick
Riviera
Shop Parts
Filter Search
1951
Cadillac
Series 62
Shop Parts
Filter Search
1969
Oldsmobile
Cutlass
Shop Parts
Filter Search
Shop All Parts
+ Add Vehicle
Catalogs
Cart
Have a Question?
Ask our Experts
Mon‑Fri 8:00‑4:30 PT
Experts Offline
Interior
Door Handles & Hardware
Door & Window Handles, Door Hinges
Emblems
Reproduction, Aftermarket, Kits, Hardware
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Interior Accessories
Armrests, Carpet, Flooring, Consoles, Dash, Door, Glove Box
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Mirrors & Hardware
Mirrors, Mounting Hardware
Exterior
Decals
Decals, Body Stripes, Misc
Emblems
Reproduction, Aftermarket, Kits, Hardware
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Lamps & Lenses
Headlights, Lamps, Lenses, Bulbs, Hardware
Mirrors & Hardware
Mirrors, Mounting Hardware
Wheels & Accessories
Lug Nuts, Bolts, Studs, Wheels, Accessories
Body Parts & Trim
Bumpers & Hardware
Bumpers, Hardware, Inserts, Brackets
Convertible Tops & Accessories
Tops, Moldings, Boots, Hardware
Door Handles & Hardware
Door & Window Handles, Door Hinges
Mirrors & Hardware
Mirrors, Mounting Hardware
Moldings
Front End, Rear, Side, Window, Hardware
Sheet Metal & Body Panels
Doors, Hoods, Fenders, Quarter, Trunk, Floor, Armrest
Trunk Panels & Accessories
Mats, Dividers, Hardware, Accessories
Vinyl Tops
Tops, Modlings, Clips
Window
Glass, Motors, Regulators, Hardware
Suspension & Brakes
Brake Systems
Disc, Drum, Master Cylinders, Boosters, Pumps, Valves
Chassis & Suspension
Bushings, Mounts, Chassis, Steering, Suspension
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Engine & Drivetrain
Air & Fuel Delivery
Air Cleaners, Filters, Carburetors, Pumps, Tanks, Manifolds
Cooling & Heating
Air Conditioning, Controls, Fans, Motors, Cores, Radiators, Thermostats, Heaters, Pumps, Ducts
Decals
Decals, Body Stripes, Misc
Drivetrain
Differentials, Driveshafts, Chaines, Shifters, Transmissions, Bearings, Seals
Emblems
Reproduction, Aftermarket, Kits, Hardware
Engines & Components
Belts, Pulleys, Camshafts, Heads, Oiling Systems, Engines
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Fittings & Hoses
Fittings, Clamps, Brackets, Hoses, Lines, Plugs, Tubing, Valves
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Oils, Fluids & Sealer
Oils, Fluids, Grease, Lubricants, Grease, Cleaners, Sealers, Glues
Windshield Washer
Bottles, Pumps, Arms, Motors, Switches, Hardware
Audio & Electric
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Mobile Electronics
Antennas, Radios, Speakers, GPS, iPod, Bluetooth
Tools & More
Books
Owners Manuals, Service Manuals, History
Car Care & Paint
Covers, Cleaners, Waxes, Polishes, Paints, Coatings, Dyes, Markers
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gifts & Apparel
Shirts, Jackets, Hats, Plates, Garage Decor
Tools & Shop Equipment
Brake, Electrical, Engine, Fuel, Hand, Suspension, Wheel, Tire
×
We use cookies to ensure that we give you the best experience on our website. Click
here
for more information.
Got It
250th Anniversary Sale
Save up to 20% on Restoration - use code: USA250
Home
Fleetwood
1966
Exhaust
Header Accessories
1966 Cadillac Fleetwood
Header Accessories
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
25
Performance
8
Part Type
Engine Compartment Insulation
1
Exhaust Cutout
1
Exhaust Header Collector
1
Exhaust Header Collector Gasket
1
Exhaust Header Reducer
2
Exhaust Outlet Plug
3
Exhaust System Wrap
9
Heat Shield Insulator
5
Spray Paint
1
Thermal Acoustic Insulation
9
Category
Carpets & Flooring
6
Exhaust Pipes, Flanges & Turndowns
3
Header Accessories
33
Price
$1 - $100
19
$101 - $200
5
$201 - $300
2
$301 - $400
1
$401 - up
6
New Arrival
New
1
Brand
Doug's Headers
2
Flowmaster
1
Hooker
2
Mr. Gasket
1
Pypes
2
Thermo-Tec
24
Review Rating
ooooo
ooooo
2
ooooo
ooooo
1
Not Yet Reviewed
30
Thermo-Tec
Insulating Wrap, Exhaust, Thermo-Tec, 6"x 100', Cloth
ooooo
ooooo
$263.99
Thermo-Tec
Insulating Wrap, Exhaust, Thermo-Tec, 2"x 25'
2 Color Options
ooooo
ooooo
From
$29.99
NEW
Insulating Wrap, Exhaust, 2" Wide x 50" Long
2 Finish Options
ooooo
ooooo
$12.99
Thermo-Tec
Heat Barrier, Thermo-Tec, Aluminized, 18"x 20"
ooooo
ooooo
$28.99
Thermo-Tec
Heat Barrier, Thermo-Tec, Aluminized, 40"x 50'
ooooo
ooooo
$1,741.99
Thermo-Tec
Heat and Sound Suppressor, Thermo-Tec, 12" x 33 1/2 Feet, 0.007" Thick, 1-Piece
ooooo
ooooo
$332.99
Thermo-Tec
Heat Barrier, Thermo-Tec, Adhesive Backed, 12" x 50 Feet
ooooo
ooooo
$619.99
Thermo-Tec
Heat and Sound Suppressor, Thermo-Tec, 36" x 33 1/2 Feet, 0.007" Thick, 1-Piece
ooooo
ooooo
$517.99
Thermo-Tec
Heat Barrier, Thermo-Tec, Aluminized, 36"x 20"
ooooo
ooooo
$54.99
Page 2 of 2 - 33 Items
«
1
2
Page 2 of 2 - 33 Items
«
1
2
Free Ground Shipping
Free Ground Shipping on orders over $299 in the contiguous United States.
Shop Clearance
Save up to 55% on huge clearance deals on hundreds of items.
Earn Points for Free Parts
Earn points for every dollar you spend with OPGI’s Frequent Buyer Rewards Program.
Price Match Guarantee
We’ll price match any currently advertised retail price offered by a retail competitor.
Select Your Vehicle
Find parts that fit your vehicle
GM Cars
GM Trucks
Make
Model
Year
Go