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Flowmaster

Flowmaster American Thunder Cat-Back Exhaust System

4.5' (1201 reviews)
Regular price £1,892.39 GBP inc VAT
Shipping calculated at checkout.
SKU: 818199
Fits 2025 RAM 1500 3.0L Standard and High Output, American Thunder Cat-Back 409 stainless steel 3.0-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability Black ceramic coated stainless steal tips add a custom look to the vehicle Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation An Super 40 series muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow Max increases of up to 35 hp and 33 lb-ft over the stock exhaust at the wheels Lifetime Limited Warranty Tuned performance tones offer quality...

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US warehouse: 43

Delivery ETA:Sep 23 - Sep 25
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Product Specifications

Brand
Flowmaster
California Proposition 65 Required
Yes
Catalytic Converter Quantity
0
Clamping Type
Flat Band
Clamping Type
Round Band
Clamps Included
Yes
Exhaust Series
American Thunder
Exhaust System Kit Type
Cat-Back
Exhaust Tip Connection
Clamp-On
Exhaust Tip Cut
Angled
Exhaust Tip Diameter
4.50 IN
Exhaust Tip Edge
Rolled Edge Angle Cut
Exhaust Tip Intercooled
No
Exhaust Tip Quantity
2
Exhaust Tip Resonated
No
Exhaust Tip Shape
Round
Exit Position
Dual Out Rear
Exit Style
Dual Out Rear
Gasket Or Seal Included
No
Grade Type
Performance
Hangers Included
Yes
Inlet Diameter
3.00 IN
Inlet Tubing Diameter
3.00
Main Piping Diameter
3.00 IN
Mounting Bracket Included
Yes
Muffler Inlet Diameter
3.00
Muffler Inlet Location
Dual
Muffler Outlet Diameter
3.00
Muffler Outlet Location
Dual
Muffler Type
Chambered
Outlet Diameter
3.00
Outlet Tubing Diameter
3.00
Part Type
Exhaust System Kit
Product Type
Exhaust System
Spring Bolt Kit Included
No
System Type
Cat-back
Tail Pipe Tapered Outlet
No
Tip Diameter
4.50
Tube Diameter
3.00 IN
Tubing Diameter (in)
3.00
Tubing Diameter
3.00 IN
Type
Cat-Back
Valve Included
No
Valve Type
Not Included
Brand
Flowmaster
California Proposition 65 Required
Yes
Catalytic Converter Quantity
0
Clamping Type
Flat Band
Clamping Type
Round Band
Clamps Included
Yes
Exhaust Series
American Thunder
Exhaust System Kit Type
Cat-Back
Exhaust Tip Connection
Clamp-On
Exhaust Tip Cut
Angled
Exhaust Tip Diameter
4.50 IN
Exhaust Tip Edge
Rolled Edge Angle Cut
Exhaust Tip Intercooled
No
Exhaust Tip Quantity
2
Exhaust Tip Resonated
No
Exhaust Tip Shape
Round
Exit Position
Dual Out Rear
Exit Style
Dual Out Rear
Gasket Or Seal Included
No
Grade Type
Performance
Hangers Included
Yes
Inlet Diameter
3.00 IN
Inlet Tubing Diameter
3.00
Main Piping Diameter
3.00 IN
Mounting Bracket Included
Yes
Muffler Inlet Diameter
3.00
Muffler Inlet Location
Dual
Muffler Outlet Diameter
3.00
Muffler Outlet Location
Dual
Muffler Type
Chambered
Outlet Diameter
3.00
Outlet Tubing Diameter
3.00
Part Type
Exhaust System Kit
Product Type
Exhaust System
Spring Bolt Kit Included
No
System Type
Cat-back
Tail Pipe Tapered Outlet
No
Tip Diameter
4.50
Tube Diameter
3.00 IN
Tubing Diameter (in)
3.00
Tubing Diameter
3.00 IN
Type
Cat-Back
Valve Included
No
Valve Type
Not Included

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Flowmaster American Thunder Cat-Back Exhaust System

Flowmaster

Product Details

Compatibility

Fits Flowmaster American Thunder Cat-Back Exhaust System.

Please refer to manufacturer specifications for complete compatibility information.

Product Specifications
Brand
Flowmaster
California Proposition 65 Required
Yes
Catalytic Converter Quantity
0
Clamping Type
Flat Band
Clamping Type
Round Band
Clamps Included
Yes
Exhaust Series
American Thunder
Exhaust System Kit Type
Cat-Back
Exhaust Tip Connection
Clamp-On
Exhaust Tip Cut
Angled
Exhaust Tip Diameter
4.50 IN
Exhaust Tip Edge
Rolled Edge Angle Cut
Exhaust Tip Intercooled
No
Exhaust Tip Quantity
2
Exhaust Tip Resonated
No
Exhaust Tip Shape
Round
Exit Position
Dual Out Rear
Exit Style
Dual Out Rear
Gasket Or Seal Included
No
Grade Type
Performance
Hangers Included
Yes
Inlet Diameter
3.00 IN
Inlet Tubing Diameter
3.00
Main Piping Diameter
3.00 IN
Mounting Bracket Included
Yes
Muffler Inlet Diameter
3.00
Muffler Inlet Location
Dual
Muffler Outlet Diameter
3.00
Muffler Outlet Location
Dual
Muffler Type
Chambered
Outlet Diameter
3.00
Outlet Tubing Diameter
3.00
Part Type
Exhaust System Kit
Product Type
Exhaust System
Spring Bolt Kit Included
No
System Type
Cat-back
Tail Pipe Tapered Outlet
No
Tip Diameter
4.50
Tube Diameter
3.00 IN
Tubing Diameter (in)
3.00
Tubing Diameter
3.00 IN
Type
Cat-Back
Valve Included
No
Valve Type
Not Included

Product Description

Key Features
Fits 2025 RAM 1500 3.0L Standard and High Output, American Thunder Cat-Back 409 stainless steel
  • 3.0-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Black ceramic coated stainless steal tips add a custom look to the vehicle
  • Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • An Super 40 series muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow
  • Max increases of up to 35 hp and 33 lb-ft over the stock exhaust at the wheels
  • Lifetime Limited Warranty
  • Tuned performance tones offer quality sound inside and outside of the truck
  • Converts Standard Output models to a true dual style system like on High Output and RHO models
Package Contents

Kit includes all necessary components. Please refer to manufacturer specifications for detailed package contents.