ACUITY Instruments
Designed by engineers with F1 and LMP racing experience, ACUITY's products for Hondas and Acuras deliver class-leading performance with OEM reliability.
ACUITY Instruments
All products
All
New Products
9th Gen Honda Civic Si(2012-2015)
8th Gen Honda Civic (2006-2011)
10th Gen Honda Civic (2016-2021)
Acura RSX (2002-2006)
7th Gen Honda Civic Si/SiR/R (2001-2005)
Bundle Builder Products
10th Gen Honda Accord (2018-2022)
1st Gen Acura TSX (2004-2008)
2nd Gen Acura TSX (2009-2014)
AP1 Honda S2000 (2000-2003)
AP2 Honda S2000 (2004-2009)
7th Gen Honda Accord (2003-2007)
GK5 Honda Fit/Jazz (2014-2020)
9th Gen Honda Civic Type R (FK2, 2015-2017)
Clear Filter
Universal
Sidebar Upsell
All
7th Gen Honda Civic Coupe (EM)/ Sedan (ES) (2001-2005)
K-Swaps
All Shift Knobs
Shift Boot Collars
Install Tools
Transmission Centering Springs and Install Tools
ESCOs Only
1913 Fuel Rails
Fuel Pressure Gauge
1913 Side Port Options
1913 Extras with fuel line
1913 Extras without fuel line
1937 Shifter Options
10th Gen Accord Stage 1 Shift Kit
10th Gen Accord Stage 2 Shift Kit
10th Gen Civic Stage 1 Shift Kit
10th Gen Civic Stage 2 Shift Kit (for non-FK8's)
10th Gen Civic Stage 2 Shift Kit (for the FK8)
10th Gen Civic Stage 3 Shift Kit
1st Gen TSX Stage 1 Shift Kit
2nd Gen TSX Stage 1 Shift Kit
8th Gen Civic Stage 1 Shift Kit (2006 Only)
8th Gen Civic Stage 1 Shift Kit (2007-2011)
9th Gen Civic Stage 1 Shift Kit
9th Gen Civic Stage 2 Shift Kit
Fuel Rail Kit for -6AN Centerfeed "Tucked" K-Series Applications
Fuel Rail Kit for High-Horsepower, K-Series -8AN Return Setups
Fuel Rail Kit for K-Series -6AN Return Setup
Fuel Rail Kit for the 7th Gen Civic Si/Type-R Using the OEM Fuel Line
Fuel Rail Kit for the 8th Gen Civic Si/Type-R Using the OEM Fuel Line
Fuel Rail Kit for the 9th Gen Civic Si Using the OEM Fuel Line

SHIFTER CABLE BUSHING UPGRADE (for various 2007+ vehicles)
USD 79.0

Interior Panel and Trim Removal Tools
USD 12.0

Shift Boot Collar Upgrade (Satin Black Aluminum Finish)
USD 39.0

Throttle Pedal Spacer for the Left-Hand-Drive Vehicles
USD 109.0

10th Gen Civic Fully Adjustable Performance Short Shifter
USD 499.0

1914 Shifter Base Bushings
USD 39.0

Hall Effect Throttle Position Sensor for the RSX-S and EP3
USD 115.0

Performance Shifter Centering Spring (for 10th Gen Civic/10t
USD 29.0

Shift Boot Collar Upgrade (Satin Red Aluminum Finish)
USD 39.0

9th Gen Civic ACUITY Adjustable Short Shifter
USD 449.0

K-Series Transmission Performance Select Springs
USD 26.0

Season 1 Shift Knob Charms
USD 16.0

ESCO-T6 Shift Knob in Satin Red Finish (M10X1.5)
USD 75.0

Shift Knob Charm Rings and Charm Chains
USD 8.0

ESCO-T6 Shift Knob in Satin Black Finish (M10X1.5)
USD 75.0

1917 SHIFTER CABLE BUSHING UPGRADE (for various 2006 and ear
USD 79.0

Shifter Base Bushings for the '06-'11 Civic and Civic Si
USD 39.0

Double Cup Air Freshener (Green Tea Scent)
USD 2.95

4-Way Adjustable Performance Shifter for the RSX, K-Swaps, a
USD 459.0

POCO Low-Profile Shift Knob in Satin Red Finish (M10X1.5)
USD 89.0

Short Throw Adapter for the 10th Civic/10th Accord
USD 82.0

Shifter Rocker Upgrade for the 10th Gen Civic
USD 119.0

1884 Shifter Base Bushings
USD 39.0

Shift Boot Collar Upgrade (Turned Stainless Finish)
USD 49.0