Skip to content

Welcome to our store | Customer Service available 9am-6pm EST

Home
Engine
Drivetrain
Cooling Systems
Exhaust
Suspension
Brakes & Rotors
Wheels & Tires
Swap Packages
Accessories
Contact Us

Search

Item added to your cart

View cart

"Under Construction, But Ready to Serve - Place Your Orders Today!"

Collection: Engine

Filter:

Availability

0 selected

Availability

In stock (108 products)
Out of stock (0 products)

Price

The highest price is $1,714.96

$

From

$

To

Brand

0 selected

Brand

DC Sports (33 products)
Flowmaster (28 products)
Hasport (12 products)
Hybrid Racing (24 products)
NRG (5 products)
PRL Motorsports (6 products)

Sort by:

108 products

Filter and sort Filter

Filter and sort

Filter

108 products

Availability

In stock (108 products)
Out of stock (0 products)

Clear

Price

The highest price is $1,714.96

$

From

$

To

Clear

Brand

DC Sports (33 products)
Flowmaster (28 products)
Hasport (12 products)
Hybrid Racing (24 products)
NRG (5 products)
PRL Motorsports (6 products)

Clear

Sort by:

Remove all

108 products

Hybrid Racing MAP Sensor Port Plug

Hybrid Racing MAP Sensor Port Plug

Regular price $23.74 USD

Regular price ~~$23.74 USD~~ Sale price $23.74 USD
Unit price per
Hybrid Racing IACV Block Off Plate

Hybrid Racing IACV Block Off Plate

Regular price $23.74 USD

Regular price ~~$23.74 USD~~ Sale price $23.74 USD
Unit price per
Hybrid Racing 75mm PRB K Series Throttle Body

Hybrid Racing 75mm PRB K Series Throttle Body

Regular price From $379.99 USD

Regular price ~~$379.99 USD~~ Sale price From $379.99 USD
Unit price per
Hybrid Racing Intake System Upgrade Stage 2 (06-11 Civic Si)

Hybrid Racing Intake System Upgrade Stage 2 (06-11 Civic Si)

Regular price $1,629.21 USD

Regular price Sale price $1,629.21 USD
Unit price per
Hybrid Racing Intake System Upgrade Stage 1 (06-11 Civic Si)

Hybrid Racing Intake System Upgrade Stage 1 (06-11 Civic Si)

Regular price $1,108.64 USD

Regular price Sale price $1,108.64 USD
Unit price per
Hybrid Racing S2000 Complete Shifter Upgrade

Hybrid Racing S2000 Complete Shifter Upgrade

Regular price $891.54 USD

Regular price ~~$891.54 USD~~ Sale price $891.54 USD
Unit price per
Hybrid Racing Civic Si EP3 Shifter & Mount Upgrade

Hybrid Racing Civic Si EP3 Shifter & Mount Upgrade

Regular price $1,155.93 USD

Regular price ~~$1,155.93 USD~~ Sale price $1,155.93 USD
Unit price per
Hybrid Racing PRB-to-ZDX Throttle Body Adapter

Hybrid Racing PRB-to-ZDX Throttle Body Adapter

Regular price $104.49 USD

Regular price ~~$104.49 USD~~ Sale price $104.49 USD
Unit price per
Hybrid Racing Shifter Cables for 07-13 Fit & Jazz

Hybrid Racing Shifter Cables for 07-13 Fit & Jazz

Regular price $398.99 USD

Regular price ~~$398.99 USD~~ Sale price $398.99 USD
Unit price per
Hybrid Racing Turbo Coolant Return Fitting (-6AN)

Hybrid Racing Turbo Coolant Return Fitting (-6AN)

Regular price $28.49 USD

Regular price ~~$28.49 USD~~ Sale price $28.49 USD
Unit price per
Hybrid Racing 75mm RBC K Series Throttle Body

Hybrid Racing 75mm RBC K Series Throttle Body

Regular price From $379.99 USD

Regular price ~~$379.99 USD~~ Sale price From $379.99 USD
Unit price per
Hybrid Racing K Series Valve Cover Breather Filter

Hybrid Racing K Series Valve Cover Breather Filter

Regular price $18.98 USD

Regular price ~~$18.98 USD~~ Sale price $18.98 USD
Unit price per

1
…
5
6
7

Subscribe to our emails

Email

Payment methods

© 2025, AC4 Performance Powered by Shopify

Privacy policy
Refund policy

Choosing a selection results in a full page refresh.
Opens in a new window.