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  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002
  • Cobb [17 - 20 Civic SI FC1/FC3] AccessPORT V3 - JDMuscleTunecobbAP3-HON-002

COBB Tuning

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Accessport V3

Fits: 17-20 Civic Si FC1/FC3

$64350 $715.00 Save $71.50
Earn $12.87 In JDMuscle Rewards!10% Off Accessports Ends 10/31
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Financing available starting $20.10 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COBB Tuning Accessport V3
Fits: 17-20 Civic Si FC1/FC3
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Fitment

Please Note: Official COBB fitment: 2017-2020 Honda Civic Si Coupe and Sedan, 6-speed manual transmission, USDM (FC1/FC3). 50 State Legal with CARB EO D-660-174 when used according to the manufacturer application guide. Ships in 24 hours.
  • 2017-2021 Honda | Civic Si

Description

Unlock the tuning potential of the 2017–2020 Honda Civic Si (FC1/FC3) with the COBB Accessport V3. This mountable ECU tuning solution provides simple flashing, real-time monitoring, data logging, and customizable gauges using COBB off-the-shelf maps.

• Fits 2017–2020 Honda Civic Si coupe and sedan with 6-speed manual transmission, USDM (FC1/FC3)
• Large full-color high-resolution display
• Customizable multi-gauge display for up to six parameters
• In-vehicle mount with on/off switch
• Store and switch between up to 100 maps
• Read and clear engine trouble codes
• Data logging, performance measurement, and shift-light functions
• Two interchangeable faceplates included
• Plug-and-play OBDII installation in about 5 minutes
• Includes Accessport V3, OBDII cable, mounting hardware, two faceplates, and installation instructions
• Ships in 24 hours
• 50-state legal with CARB EO D-660-174 when used according to the manufacturer application guide

References: https://www.cobbtuning.com/?s=AP3-HON-002
CARB Executive Order: https://ww2.arb.ca.gov/sites/default/files/aftermarket/devices/eo/d-660-174.pdf

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