Billy Boat 2.25" Twin Single Tip Cat-Back Exhaust (04-06 B6 S4)

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$1,259.96
$1,540.68
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SKU: 106782
MPN: FPIM-0540
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Product Details

Description

Get a Billy Boat 2.25" Twin Single Tip Cat Back Exhaust System for your Audi B6 S4. Billy Boat is known for quality, and this product does not disappoint. All of Billy Boat's products undergo an extensive research and development process that leads to unmatched quality. Extensive testing on an in-house dyno shows impressive gains in both horsepower and torque. Each system built by Billy Boat is truly a hand-made masterpiece. Constructed from stainless steel, this product will give you a lifetime of performance, guaranteed!

Specs:

  • "Manifold-back" true dual system
  • Includes:
    • (1) Center resonator section
    • (2)  Rear mufflers
  • 3.5" fully polished double wall tips
  • All necessary gaskets included in all kits
  • Reducer included: Allows the customer to connect their factory downpipe or catback to the B&B part. 

*Note: Does Not include downpipe

Exhaust Sound:

Example sound clip below:

 

Product Features

  • Lifetime Warranty
  • True Dual system 2.25"
  • Fully Stainless Steel
  • T304 Stainless Steel Construction
  • Chassis Dyno Tuned For Maximized Performance And Sound

warranty

Lifetime Warranty against rust-through and corrosion

2 Year Warranty on Exhaust Systems (excluding catalytic converters and flex joints)

Billy Boat Exhaust System Warranty Information

Fitment Guide

Does this fit my vehicle?

Fitment Guide
Start Year End Year Make Model Submodel Cyl Lit Fuel FuelDel ASP EngDesg Notes
2004 2005 AUDI S4 BASE
AVANT
V8 4.2 GAS FI NA BHF Fits B6 models only. 
2004 2006 AUDI S4 CABRIOLET V8 4.2 GAS FI NA BHF Fits B6 models only. 

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