SKU:01-0107-1
Tsudo Civic Si 06-11 K20 2/4DR FA5 FG2 4-2-1 Hi-Flow Cat Racing Header
Tsudo Civic Si 06-11 K20 2/4DR FA5 FG2 4-2-1 Hi-Flow Cat Racing Header
The Tsudo Stainless 4-2-1 Hi-Flow Headers are a top upgrade for FA5 FG2 2006-2011 Honda Civic Si models with K20 motors. Featuring an equal-length Y-pipe, they boost mid-range power, throttle response, torque, and horsepower. Made from durable T-304 stainless steel with a polished finish, they include a hi-flow catted racing catalytic converter and CNC mandrel-bent 2.75" outlets for maximum exhaust flow. Compatible with stock and aftermarket exhaust systems.
- Fits 2006-2011 Honda Civic Si (K20 motor)
- Equal-length Y-pipe for improved power and throttle response
- 4-2-1 design maximizes torque and horsepower
- Durable T-304 stainless steel construction
- Easy bolt-on installation, no welding needed
- Includes installation hardware and free Tsudo CEL Fix
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Shop confidently with 30-day return policy.
Shop confidently with 30-day return policy.
Not satisfied with your purchase? No problem! Return it within 30 days for a full refund, as long as it’s in brand new condition with the original packaging. Used or damaged items will have a discounted refund. Buyers are responsible for return shipping costs or can use our convenient 20% label fee option.
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