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
1973
GTO
My Garage
39
View Garage
1965
Pontiac
Tempest
Shop Parts
Filter Search
1971
Pontiac
GTO
Shop Parts
Filter Search
1963
Oldsmobile
Cutlass
Shop Parts
Filter Search
2000
Cadillac
DeVille
Shop Parts
Filter Search
1972
Cadillac
DeVille
Shop Parts
Filter Search
1969
Cadillac
DeVille
Shop Parts
Filter Search
1966
Cadillac
DeVille
Shop Parts
Filter Search
1968
Cadillac
DeVille
Shop Parts
Filter Search
1971
Oldsmobile
Cutlass
Shop Parts
Filter Search
1969
Pontiac
GTO
Shop Parts
Filter Search
1962
Cadillac
DeVille
Shop Parts
Filter Search
1967
Cadillac
DeVille
Shop Parts
Filter Search
1972
Pontiac
GTO
Shop Parts
Filter Search
1997
Cadillac
DeVille
Shop Parts
Filter Search
1966
Pontiac
GTO
Shop Parts
Filter Search
1981
Chevrolet
Blazer
Shop Parts
Filter Search
1982
GMC
Caballero
Shop Parts
Filter Search
1959
Cadillac
DeVille
Shop Parts
Filter Search
1986
Cadillac
DeVille
Shop Parts
Filter Search
1965
Cadillac
DeVille
Shop Parts
Filter Search
1988
Cadillac
DeVille
Shop Parts
Filter Search
1980
Chevrolet
C30
Shop Parts
Filter Search
1974
Cadillac
DeVille
Shop Parts
Filter Search
1973
Pontiac
GTO
Shop Parts
Filter Search
1982
Oldsmobile
Cutlass
Shop Parts
Filter Search
1961
Cadillac
DeVille
Shop Parts
Filter Search
1975
Cadillac
DeVille
Shop Parts
Filter Search
1979
Cadillac
DeVille
Shop Parts
Filter Search
1968
Cadillac
DeVille
Shop Parts
Filter Search
1968
Pontiac
GTO
Shop Parts
Filter Search
2004
Cadillac
DeVille
Shop Parts
Filter Search
1971
Cadillac
DeVille
Shop Parts
Filter Search
1976
Oldsmobile
Cutlass
Shop Parts
Filter Search
1976
Cadillac
DeVille
Shop Parts
Filter Search
1963
Cadillac
DeVille
Shop Parts
Filter Search
1968
Pontiac
LeMans
Shop Parts
Filter Search
1966
Pontiac
Tempest
Shop Parts
Filter Search
1981
Oldsmobile
Cutlass
Shop Parts
Filter Search
1972
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
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
★ July 4th Bonus! ★
Stack the savings with free shipping over
$99
+ Save up to 20% - use code: USA250
Home
GTO
1973
Exhaust
1973 GTO
Exhaust
Categories
Clamps, Hangers & Brackets
Exhaust Pipes, Flanges & Turndowns
Exhaust Systems & Kits
Exhaust Tips
Header Accessories
Headers
Manifolds
Mufflers & Resonators
1973 GTO
Exhaust
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
66
Performance
136
Restoration
9
Part Type
Bolt Kit
2
Bolt Retainer
1
Engine Compartment Insulation
1
Exhaust Clamp
4
Exhaust Cutout
1
Exhaust Filler Plate
2
Exhaust Flange
1
Exhaust Header
4
Exhaust Header Collector
1
Exhaust Header Collector Gasket
1
Exhaust Header Reducer
2
Exhaust Heat Shield
1
Exhaust Heat Shield Clip Nut
1
Exhaust Manifold
1
Exhaust Manifold Bolt
1
Exhaust Manifold Down Pipe
3
Exhaust Manifold Heat Shield
1
Exhaust Muffler
102
Exhaust Muffler Clamp
4
Exhaust Muffler Set
1
Exhaust Outlet Plug
3
Exhaust Pipe
5
Exhaust System Kit
16
Exhaust System Wrap
11
Exhaust Tail Pipe
15
Exhaust Tail Pipe Bracket
2
Exhaust Tail Pipe Tip
2
Heat Shield Insulator
5
Spray Paint
1
Thermal Acoustic Insulation
17
Uncategorized
1
Category
Clamps, Hangers & Brackets
9
Exhaust Pipes, Flanges & Turndowns
23
Exhaust Systems & Kits
18
Exhaust Tips
17
Header Accessories
37
Headers
4
Manifolds
4
Mufflers & Resonators
105
Price
$1 - $100
77
$101 - $200
80
$201 - $300
29
$301 - $400
6
$401 - up
19
New Arrival
New
5
Brand
ARP
2
Black Widow Exhaust
14
Corsa Exhaust
9
CPP
1
Doug's Headers
2
Flowmaster
21
Hedman Hedders
2
Hooker
4
Magnaflow
67
Mr. Gasket
1
Patriot Exhaust
11
Performance by OPGI
2
Pypes
28
RESTOPARTS
1
Thermo-Tec
35
Review Rating
ooooo
ooooo
13
ooooo
ooooo
9
ooooo
ooooo
1
ooooo
ooooo
2
Not Yet Reviewed
186
REBATE
Pypes
Muffler, Pypes, Race Pro, 14" Stainless Steel Body, Offset Inlet/Outlet
4 Type Options
ooooo
ooooo
From
$108.99
Thermo-Tec
Heat Barrier, Thermo-Tec, Kevlar, 26"x40"
ooooo
ooooo
$134.99
Patriot Exhaust
Muffler, Smithy's Glasspack, 26", 2" Inlet/Outlet, 1-3/4" Core
ooooo
ooooo
$104.99
Thermo-Tec
Jacket Set, Exhaust, Thermo-Tec, 4-6 Cylinder (SET)
ooooo
ooooo
$86.99
Thermo-Tec
Header Manifold Blanket, Thermo-Tec, 4 Cylinder & Straight 6
ooooo
ooooo
$105.99
Magnaflow
Muffler, Rumble Chambered Performance, 4.25" x 9.5" x 13" Body, 19" Length
13 Inlet/Outlet/Size Options
ooooo
ooooo
$67.99
Thermo-Tec
Snap Strap Set, Thermo-Tec, 8-9" & 4-18", V-8, Stainless Steel (SET)
ooooo
ooooo
$37.99
Thermo-Tec
Insulating Wrap, Exhaust, Thermo-Tec, 2"x 100'
2 Color Options
ooooo
ooooo
$115.99
Thermo-Tec
Insulating Wrap, Exhaust, Thermo-Tec, 2"x 15'
2 Color Options
ooooo
ooooo
From
$17.99
Thermo-Tec
Snap Strap Set, Thermo-Tec, 6-9" & 4-18", V-6, Stainless Steel (SET)
ooooo
ooooo
$31.99
Flowmaster
Muffler, Flowmaster, Super 44, 2-1/4", Stainless Steel
ooooo
ooooo
$139.99
Magnaflow
Muffler, Rumble Turbo Perf, 2" Inlet/Outlet, 4.25" x 7.75" x 11" Body, 16" Long
2 Inlet/Outlet Options
ooooo
ooooo
$57.99
Thermo-Tec
Snap Strap Set, Thermo-Tec, 12 Pack- 9" (SET)
ooooo
ooooo
$34.99
Black Widow Exhaust
Bezel, Exhaust Outlet, Black Widow Exhaust, 5-1/2"x9-1/2", 4-1/2" Diameter
ooooo
ooooo
$46.99
Black Widow Exhaust
Exhaust Pipe, Y-Pipe, Black Widow Exhaust, 3" Single/3" Dual
ooooo
ooooo
$61.99
REBATE
Pypes
Muffler, Pypes, Turbo Pro, 2 1/2" Offset Inlet/Outlet, 18" Stainless Steel Body
ooooo
ooooo
$149.99
Magnaflow
Muffler, 3.5" Round Redpack Glasspack, Magnaflow, Red Coated
9 Length/Size Options
ooooo
ooooo
From
$56.99
Thermo-Tec
Snap Strap Set, Thermo-Tec, 6 Pack-18" (SET)
ooooo
ooooo
$23.99
REBATE
Pypes
Muffler, Pypes, Violator, 2-1/2", Offset Inlet/Outlet, 304 Stainless
ooooo
ooooo
$109.99
Magnaflow
Muffler System, 5" x 8" x 18" x MOD Performance, Satin 409 SS, Polished (SET)
2 Size Options
ooooo
ooooo
$634.99
Patriot Exhaust
Muffler, Smithy's Glasspack, 22", 2-1/4" Inlet/Outlet, 2-1/4" Core
ooooo
ooooo
$96.99
Black Widow Exhaust
Black Widow Muffler Neighborhater
4 Size Options
ooooo
ooooo
$124.99
Magnaflow
Muffler, 3.5" Round Glasspack, Magnaflow, Aluminized
9 Length/Size Options
ooooo
ooooo
From
$52.99
Thermo-Tec
Snap Strap Set, Thermo-Tec, 6 Pack-24" (SET)
ooooo
ooooo
$25.99
Page 4 of 9 - 213 Items
«
2
3
4
5
6
»
Page 4 of 9 - 213 Items
«
2
3
4
5
6
»
Free Ground Shipping
Free Ground Shipping on orders over $99 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