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Civic Si Exhaust

Civic Si exhaust systems, downpipes, catalytic converters, hangars, etc.

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Invidia 2016+ Honda Civic EX / Touring / SI 1.5T Catted 70mm Downpipe

Invidia
In stock

Invidia 2016+ Honda Civic EX / Touring / SI 1.5T Catted 70mm Downpipe

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$735.00
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$860.99
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$778.99
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Skunk2 16-20 Honda Civic 1.5T Downpipe Kit w/ Cat

Skunk2 Racing
In stock

Decades of race engineering are incorporated into every part Skunk2 develops. Built to fit the '16-'20 Honda Civic 1.5T engine, our Alpha downpipe ...

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$92.99
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$72.99

Vibrant T304 SS Exhaust Manifold Flange for Honda/Acura K-series motor 3/8in Thick

Vibrant
Low stock

Precision laser cut from 3/8” thick 304 Stainless Steel, this manifold flange can be used to create a turbo manifold or header. Vibrant Performan...

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$72.99
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$72.99
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$63.99
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$47.99
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$47.99

Vibrant Exhaust Manifold Flange for Honda K24 Motor in 12+ Honda Civic Si - 3/8in Thick

Vibrant
Low stock

Precision laser cut from 3/8” thick 304 Stainless Steel, this manifold flange can be used to create a turbo manifold or header. Vibrant Performan...

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$47.99
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$47.99
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$22.21
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$22.21

Torque Solution Exhaust Mount Oval: Honda Civic 12+ Including SI

Torque Solution
In stock

Torque Solution Exhaust Mount Oval: Honda Civic 12+ Including SIThis Part Fits: Year Make Model Submodel 2012 Honda Civic DX 2012-2015 Honda C...

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$22.21
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$56.65
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$56.65

Torque Solution Exhaust Mount Kit: Honda Civic 2006-2011 Including Si

Torque Solution
In stock

Torque Solution Exhaust Mount Kit: Honda Civic 2006-2011 Including SiThis Part Fits: Year Make Model Submodel 2006-2011 Honda Civic DX 2006-20...

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$56.65
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$52.21
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Torque Solution Exhaust Mount Kit: Honda Civic 1992-2000 ALL

Torque Solution
In stock

Torque Solution Exhaust Mount Kit: Honda Civic 1992-2000 ALLThis Part Fits: Year Make Model Submodel 1992-2000 Honda Civic CX 1992-2000 Honda ...

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$52.21
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Torque Solution Exhaust Mount Kit: Honda Civic 12+ Including SI

Torque Solution
In stock

Torque Solution Exhaust Mount Kit: Honda Civic 12+ Including SIThis Part Fits: Year Make Model Submodel 2012 Honda Civic DX 2012-2015 Honda Ci...

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$59.99 - $59.99
$59.99
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$59.99
$72.21 - $72.21
$72.21
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$72.21

Torque Solution Exhaust Hanger Mount Kit 2016+ Honda Civic (Including SI) Sedan Only

Torque Solution
In stock

Torque Solution Exhaust Hanger Mount Kit 2016+ Honda Civic (Including SI) Sedan Only

$72.21 - $72.21
$72.21
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$94.43
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$94.43

Torque Solution Exhaust Hanger Mount Kit 2016+ Honda Civic (Including SI) Coupe Only

Torque Solution
In stock

Torque Solution Exhaust Hanger Mount Kit 2016+ Honda Civic (Including SI) Coupe Only

$94.43 - $94.43
$94.43
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$94.43
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$674.09
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Skunk2 MegaPower RR 12 Honda Civic Si (Coupe) 76mm Exhaust System

Skunk2 Racing
In stock

A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe was dev...

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$641.99
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$674.09
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Skunk2 MegaPower RR 12 Honda Civic Si (4dr) 76mm Exhaust System

Skunk2 Racing
In stock

A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe was dev...

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$674.09
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$674.09
$641.99
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$641.99
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$674.09
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Skunk2 MegaPower RR 06-10 Honda Civic Si (Sedan) 76mm Exhaust System (Factory Bolt On)

Skunk2 Racing
In stock

A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 07-11 Civic Si sedan was de...

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$641.54
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$641.54
$610.99
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$610.99

Skunk2 MegaPower R 06-08 Honda Civic Si (Sedan) 70mm Exhaust System

Skunk2 Racing
Low stock

A properly designed exhaust system is critical to engine performance. Skunk2's 70mm MegaPower Exhaust system for the 07-11 Civic Si sedan was devel...

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$641.54
$610.99
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$610.99
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$641.54
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$641.54
$610.99
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$610.99

Skunk2 MegaPower R 06-08 Honda Civic Si (Coupe) 70mm Exhaust System

Skunk2 Racing
Low stock

A properly designed exhaust system is critical to engine performance. Skunk2's 70mm MegaPower Exhaust system for the 06-11 Civic Si coupe was devel...

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$641.54
$610.99
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$610.99
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$641.54
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$610.99
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$610.99

Skunk2 MegaPower R 02-05 Honda Civic Si 70mm Exhaust System

Skunk2 Racing
In stock

A properly designed exhaust system is critical to engine performance. Skunk2's 70mm MegaPower Exhaust system for the 02-05 Civic Si was developed w...

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$610.99
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$44.09
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$41.99
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$41.99

Skunk2 06-11 Honda Civic Si O2 Extension

Skunk2 Racing
In stock

The O2 sensor wire harness extension is designed for 2006-2014 Civic Sis. These extensions are great for installing an aftermarket header where the...

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$41.99
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$41.99
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$1,045.25
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$728.00
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$728.00

MagnaFlow Sys C/B Civic Ex/Si 2/4Dr 96-On

Magnaflow
Low stock

The MagnaFlow 1992-2000 Honda Civic Street Series Cat-Back Performance Exhaust System 15646 brings out the personality of your 1.6L 1992-2000 Honda...

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$728.00
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$188.00 - $188.00
$188.00
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$188.00

MagnaFlow Conv Univ 2.25inch Honda

Magnaflow
In stock

MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99355HM helps keep the check engine light off. Get the right fit for a wide ...

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$188.00
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$188.00
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$188.00
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MagnaFlow Conv Univ 2.5inch Honda

Magnaflow
Low stock

MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99356HM helps keep the check engine light off. Get the right fit for a wide ...

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$188.00 - $188.00
$188.00
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$188.00
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$698.00
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MagnaFlow Conv DF 99-00 Honda Civic EX/SI 1

Magnaflow
In stock

Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 22630. With features including free-fl...

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$698.00 - $698.00
$698.00
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$698.00
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$559.00
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$559.00

MagnaFlow Conv DF 02-05 Honda Civic Si 2.0L

Magnaflow
Low stock

Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24177. With features including free-fl...

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$559.00 - $559.00
$559.00
$559.00 - $559.00
$559.00
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$2,219.24
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$2,219.24
$1,544.00
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$1,544.00

Magnaflow 2022+ Honda Civic SI NEO Cat-Back Exhaust System

Magnaflow
In stock

The MagnaFlow NEO Series Cat-back Acura Integra/Honda Civic Si Performance Exhaust System #19600 is engineered to enhance the sound and performance...

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$1,544.00
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$1,544.00
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$878.00
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$878.00
$614.60
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$614.60

Invidia 92-99 Honda Civic EX/SI Models Only Coupe 60mm (101mm tip) Titanium Tip Cat-Back Exhaust

Invidia
In stock

Invidia 92-99 Honda Civic EX/SI Models Only Coupe 60mm (101mm tip) Titanium Tip Cat-Back ExhaustThis Part Fits: Year Make Model Submodel 1992-20...

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$878.00
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$878.00
$614.60
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$614.60
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