Flowmaster
Flowmaster 53553 | Exhaust Muffler
The 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum...
These systems are designed to directly replace original mufflers using factory hangers and connections. With easy fit in mind, these units utilize mandrel bent tubing (where applicable) for maximum performance and include specially selected mufflers. Direct-fit mufflers deliver a moderate interior and exterior tone and are suited to the enthusiast who wants their performance to be heard without breaking the bank. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
Body Height | OEM |
Body Length | OEM |
Body Width | OEM |
California Proposition 65 Chemical Name 1 | Nickel (metallic) |
California Proposition 65 Chemical Name 2 | Chromium (hexavalent compounds) |
Exhaust Series | American Thunder |
Heat Shield Attached | No |
Inlet Diameter | 3.000 in. |
Inlet Inside Diameter | 3.000 in. |
Inlet Outside Diameter | 3.000 in. |
Inlet Position | Offset |
Inlet Type | Single Offset |
Main Piping Diameter | 3.000 in. |
Material | Stainless Steel |
Muffler Count | 1 |
Muffler Series | 50 Series HD |
Outlet Diameter | 2.500 in. |
Outlet Outside Diameter | 2.250 in. |
Outlet Position | Dual |
Outlet Type | Dual Outlet |
Overall Length | OEM |
Shape | Oval |
Sound Level | Moderate |
System Type | D-Fit Muffler |
Tip Quantity | 0 |
Title | Flowmaster 817568 Direct-fit Muffler 409S - American Thunder - Moderate Sound |
WARNING CA Proposition 65 | Yes |
WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
This product can expose you to chemicals, including WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.