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SKU: BAP3-BMW-001 | UPC: 799928866613
Cobb 2008-2010 BMW 135i / 335i / 535i / 2013 BMW 335iS AccessPORT V3
The Cobb AccessPORT V3 is a handheld ECU flashing device that reprograms your BMW's engine computer for significant horsepower and torque increases. Designed for N54 3.0L turbo engines, it fits 2007-2015 BMW 1 Series, 3 Series, 5 Series, and Z4 models. Gain up to 100+ whp on stock hardware with preloaded maps, monitor real-time data, and enable custom tuning.
Key Features
- 3.5" High-Contrast Display: Bright, sunlight-readable screen shows maps, gauges, and logs for easy navigation and monitoring during drives.
- Bluetooth Connectivity: Wireless pairing with Android/iOS apps for advanced datalogging, map switching, and remote updates without cables.
- Preloaded Off-The-Shelf Maps: Stage 1-3 maps optimized for stock, intake, downpipe, and full bolt-on setups deliver reliable power gains up to 120 whp/tq.
- 40-Channel Datalogging: Record boost, AFR, timing, and more to diagnose issues or refine tunes with Cobb's Accesstuner software.
- Drive-by-Wire Throttle Control: Retain precise pedal response and enable features like boost-by-gear for track or street use.
Product Notes
- Device includes OBD-II cable, USB cable, and protective case; requires Windows PC for initial setup and custom tuning.
- Back up factory ECU before flashing; retains stock map for easy reversion.
Installation Notes
- Professional installation recommended.
- Plug-and-play via OBD-II port under dash full install takes 5-10 minutes, no disassembly needed.
- Compatible with all factory hardware no cutting or splicing required.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2015 | BMW | Z4 | sDrive35i |
| 2011-2015 | BMW | Z4 | sDrive35is |
| 2011 | BMW | 1 Series M | Base |
| 2008-2010 | BMW | 135i | Base |
| 2007-2010 | BMW | 335i | Base |
| 2009-2010 | BMW | 335i xDrive | Base |
| 2011-2013 | BMW | 335is | Base |
| 2007-2008 | BMW | 335xi | Base |
| 2008-2010 | BMW | 535i | Base |
| 2009-2010 | BMW | 535i xDrive | Base |
| 2008 | BMW | 535xi | Base |
Why Choose Cobb?
- 20+ years leading handheld tuners with millions sold worldwide.
- Proven maps developed on dynos and real-world testing for consistent results.
- Direct support from Cobb engineers for tuning software and troubleshooting.
Frequently Asked Questions
-
Q: Does it fit my 2008 BMW 335i with xDrive?
A: Yes, compatible with 2007-2013 335i, 335is, xDrive, and xi variants equipped with N54 engine confirm via VIN if modified. -
Q: What power gains can I expect?
A: Stage 1 adds 50-70 whp/tq on stock up to 120 whp with exhaust/intake/downpipe using higher stages. -
Q: Is there a warranty on the device?
A: Lifetime warranty on AccessPORT hardware software maps covered under Cobb's tuning policy register online for coverage.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure retail box, 9.45 x 7.09 x 3.15 inches
- Weight: 1.32 lbs
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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