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Flowmaster American Thunder Crossmember-Back Exhaust System 817129

Flowmaster American Thunder Crossmember-Back Exhaust System 817129
Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129Flowmaster American Thunder Crossmember-Back Exhaust System 817129
$1,175.99 ea
NEWARRIVING SOONEstimated Ship Date 12/10/2024 (If Ordered Today)11 Available from HOLLEY PERFORMANCE PRODUCTS as of 11/22/2024
Model: 4005292
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
STORE PICKUP
[More Info]
For the person who is looking for a true dual crossmember-back exhaust system with an moderate to aggressive exhaust tone. With an easy fit in mind, these systems are constructed from 16-gauge mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series mufflers and includes all hangers and hardware necessary for installation. The American Thunder systems deliver a moderate to aggressive interior and exterior tone and are best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer Aluminized steel construction, check out optional system# 17129.
Features:
  • Includes Hangers and Hardware for an Easy Installation
  • True Dual 2.50-inch Crossmember-Back Exhaust System
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • Super 44 Series Performance Mufflers
  • Tailpipes Exit in the Stock Location
  • Includes All Necessary Hardware
  • Built-in H-pipe Cross-over
This system Does Not fit convertibles without either modifying the factory X-brace by adding 3/8-inch spacers to lower the brace from the body.
Installation Notes:
This system Does Not fit convertibles without either modifying the factory X-brace by adding 3/8-inch spacers to lower the brace from the body.

About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
817129_instructions.pdf422.16KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Chevrolet Camaro Base 1967 5.3L / 327 / V8
6.5L / 396 / V8
Chevrolet Camaro Base 1968 5.3L / 327 / V8
Chevrolet Camaro RS 1967 6.5L / 396 / V8
5.3L / 327 / V8
Chevrolet Camaro RS 1968 5.3L / 327 / V8
Chevrolet Camaro SS 1967 6.5L / 396 / V8
Chevrolet Camaro SS 1968 6.5L / 396 / V8
Chevrolet Camaro Z28 1967 4.9L / 302 / V8
Chevrolet Camaro Z28 1968 4.9L / 302 / V8
Chevrolet Camaro 1967 5.7L / 350 / V8 Convertible models require an aftermarket X-brace or 3/8 shims for clearance
Chevrolet Camaro 1968 5.7L / 350 / V8 Convertible models require an aftermarket X-brace or 3/8 shims for clearance
Pontiac Firebird 400 1967 6.6L / 400 / V8
Pontiac Firebird 400 1968 6.6L / 400 / V8
Pontiac Firebird Base 1967 6.6L / 400 / V8
5.3L / 326 / V8
Pontiac Firebird Base 1968 6.6L / 400 / V8
Pontiac Firebird HO 1967 5.3L / 326 / V8
6.6L / 400 / V8
Pontiac Firebird 1967 Convertible models require an aftermarket X-brace or 3/8 shims for clearance
Pontiac Firebird 1968 Convertible models require an aftermarket X-brace or 3/8 shims for clearance

Specifications:

2WD/4WD 2WD
California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Emission Code 5
Exhaust Series American Thunder
Exit Position Dual Side Exit
Heat Shield No
Inlet Diameter (in) 2.5
Material 409 Stainless Steel
Muffler Part Number 842546
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter (in) 2.5
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Single Dual Dual
Sound Level Aggressive / Moderate
System Type Crossmember-back
Tubing Diameter (in) 2.5
Warranty Limited Lifetime (Lifetime)

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