Skunk2 MegaPower RR 76mm Catback Exhaust System — Fits 2006-2011 Honda Civic Si Coupe

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SKU: SKK413-05-6025
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Skunk2 Racing

Skunk2 Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Skunk2 Racing lineup with fast shipping and expert fitment support — order with confidence.

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Skunk2 MegaPower RR 76mm Catback Exhaust for 2006-2011 Honda Civic Si Coupe

Elevate your 2006-2011 Honda Civic Si Coupe's performance with the Skunk2 MegaPower RR 76mm Catback Exhaust system. Engineered from over 15 years of racing development, this exhaust is a direct factory bolt-on upgrade designed to maximize horsepower and torque. It's the ideal choice for heavily modified naturally aspirated engines and turbocharged setups that demand superior exhaust flow beyond standard 70mm systems.

Precision Engineering for Peak Performance

The MegaPower RR system features robust T-304 stainless steel construction, ensuring exceptional longevity and resistance to corrosion. Every joint is robotically TIG welded for unmatched strength and a flawless finish, while CNC mandrel bends maintain a consistent 76mm diameter throughout, eliminating restrictions and promoting optimal exhaust gas velocity. This design allows your K-series engine to breathe more efficiently, translating directly into significant power gains.

  • Dyno-proven for maximum horsepower and torque output
  • Premium T-304 stainless steel construction for durability
  • Robotic TIG welding for superior strength and aesthetics
  • CNC mandrel bends ensure smooth, unrestricted flow
  • Direct bolt-on installation for 2006-2011 Civic Si Coupe
  • Optimized for modified naturally aspirated and forced induction engines

Upgrade to the Skunk2 MegaPower RR exhaust and experience a noticeable improvement in your Civic Si's throttle response and overall power. Find yours today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

Product Details

Product Description
Part Numbers
Sizing & Fit

About Skunk2 Racing

Skunk2 Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Skunk2 Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Skunk2 MegaPower RR 76mm Catback Exhaust for 2006-2011 Honda Civic Si Coupe

Elevate your 2006-2011 Honda Civic Si Coupe's performance with the Skunk2 MegaPower RR 76mm Catback Exhaust system. Engineered from over 15 years of racing development, this exhaust is a direct factory bolt-on upgrade designed to maximize horsepower and torque. It's the ideal choice for heavily modified naturally aspirated engines and turbocharged setups that demand superior exhaust flow beyond standard 70mm systems.

Precision Engineering for Peak Performance

The MegaPower RR system features robust T-304 stainless steel construction, ensuring exceptional longevity and resistance to corrosion. Every joint is robotically TIG welded for unmatched strength and a flawless finish, while CNC mandrel bends maintain a consistent 76mm diameter throughout, eliminating restrictions and promoting optimal exhaust gas velocity. This design allows your K-series engine to breathe more efficiently, translating directly into significant power gains.

  • Dyno-proven for maximum horsepower and torque output
  • Premium T-304 stainless steel construction for durability
  • Robotic TIG welding for superior strength and aesthetics
  • CNC mandrel bends ensure smooth, unrestricted flow
  • Direct bolt-on installation for 2006-2011 Civic Si Coupe
  • Optimized for modified naturally aspirated and forced induction engines

Upgrade to the Skunk2 MegaPower RR exhaust and experience a noticeable improvement in your Civic Si's throttle response and overall power. Find yours today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

Product Details

Product Description

About Skunk2 Racing

Skunk2 Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Skunk2 Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Skunk2 MegaPower RR 76mm Catback Exhaust for 2006-2011 Honda Civic Si Coupe

Elevate your 2006-2011 Honda Civic Si Coupe's performance with the Skunk2 MegaPower RR 76mm Catback Exhaust system. Engineered from over 15 years of racing development, this exhaust is a direct factory bolt-on upgrade designed to maximize horsepower and torque. It's the ideal choice for heavily modified naturally aspirated engines and turbocharged setups that demand superior exhaust flow beyond standard 70mm systems.

Precision Engineering for Peak Performance

The MegaPower RR system features robust T-304 stainless steel construction, ensuring exceptional longevity and resistance to corrosion. Every joint is robotically TIG welded for unmatched strength and a flawless finish, while CNC mandrel bends maintain a consistent 76mm diameter throughout, eliminating restrictions and promoting optimal exhaust gas velocity. This design allows your K-series engine to breathe more efficiently, translating directly into significant power gains.

  • Dyno-proven for maximum horsepower and torque output
  • Premium T-304 stainless steel construction for durability
  • Robotic TIG welding for superior strength and aesthetics
  • CNC mandrel bends ensure smooth, unrestricted flow
  • Direct bolt-on installation for 2006-2011 Civic Si Coupe
  • Optimized for modified naturally aspirated and forced induction engines

Upgrade to the Skunk2 MegaPower RR exhaust and experience a noticeable improvement in your Civic Si's throttle response and overall power. Find yours today at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2011 Honda Civic Si

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