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SKU: BAP3-HON-002 | UPC: 731946519157
Cobb 17-20 Honda Civic SI (FC1/FC3) AccessPORT V3
The Cobb AccessPORT V3 is a handheld device that reprograms your ECU via OBDII for increased horsepower and torque on 2017-2020 Honda Civic Si models (FC1/FC3 chassis, 1.5L turbo 6MT). It delivers preloaded Off-The-Shelf (OTS) maps for immediate gains up to 25 whp and 50 ft-lb tq, plus advanced data logging to monitor boost, AFR, and more. Perfect for enthusiasts seeking straightforward performance upgrades without voiding emissions compliance.
Key Features
- ECU Reprogramming: Flash proven OTS maps tailored for 91-93 octane fuel, yielding dyno-tested power increases while maintaining drivability and safety margins.
- Data Logging & Monitoring: Log over 3,000 parameters including boost-by-gear control, throttle position, and knock feedback on a high-contrast 2.7-inch touchscreen.
- Custom Tuning Ready: Supports Accesstuner Pro software for professional tunes, including flex-fuel and ethanol content monitoring for advanced setups.
- User-Friendly Interface: Simple plug-and-play OBDII connection with automatic ECU recovery and valet mode for security.
- Compact Design: Rugged, mountable unit (4.9 x 2.7 x 1.0 inches) with microSD slot for map storage and updates via Windows PC or Mac.
Product Notes
- Requires 91+ octane for OTS maps; lower octane reduces power output.
- Retain factory ECU for dealer service; AccessPORT stores stock maps for easy reversion.
- Free lifetime map updates from Cobb server; USB cable and OBDII harness included.
Installation Notes
- Professional installation recommended.
- OBDII plug-and-play in under 10 minutes; no mechanical disassembly needed.
- Included suede pouch and optional mount kit (AP-MOD-001) for dashboard placement.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2020 | Honda | Civic | Si Sedan (FC1/FC2, 1.5L Turbo 6MT) |
| 2017-2020 | Honda | Civic | Si Hatchback (FC3, 1.5L Turbo 6MT) |
Why Choose Cobb?
- 20+ years engineering ECU solutions for Honda platforms with proven reliability.
- Thousands of real-world dyno and track validations ensure consistent results.
- Direct-to-consumer support and active user forums for tuning advice.
Frequently Asked Questions
-
Q: Does it fit 2017-2020 Civic Si with manual transmission only?
A: Yes, designed exclusively for 6-speed manual 1.5T Civic Si (FC1/FC2/FC3); automatic models require different part. -
Q: What power gains can I expect?
A: OTS Stage 1 maps deliver 20-25 whp and 40-50 ft-lb tq gains on stock hardware with 93 octane. -
Q: Is there a warranty on the AccessPORT?
A: Lifetime warranty against defects does not cover engine damage from improper tuning.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Retail box 9.5 x 7.5 x 3.5 inches
- Weight: 1.1 lbs (product), 2.0 lbs (shipping)
COBB
COBB Tuning Performance Parts deliver proven power gains with factory-like drivability backed by an "Engineered Performance" approach trusted by enthusiasts, pro tuners, and performance shops worldwide. Founded in 1999 and now headquartered in Austin, Texas, COBB designs, engineers, tests, and supports its products in-house to ensure reliable results across today's most popular performance platforms. Shop the full lineup of COBB Tuning performance parts at Black Ops Auto Works, including ECU tuning solutions, bolt-on upgrades, and staged power packages built to work together for predictable, repeatable performance. COBB ECU Tuning & Accessport The COBB Accessport is one of the most trusted ECU tuning devices in the industry. It enables safe ECU flashing, live data monitoring, diagnostics (read/clear codes), and tuning management helping drivers unlock stronger throttle response, improved drivability, and dependable horsepower and torque gains when paired with the right supportin...
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