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- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 16 - Jun 21
For Your Every Summer RSVP, with Code: SUMMER15
Description
AEM X-Series OBDII Gauge KitAEM's X Series OBDII gauge (PN 30 0311) puts multiple channels of data at your fingertips by reading the CAN bus stream of your vehicle's OBD port and transmitting those channels to the gauge display. It reads Diagnostic Trouble Codes (DTCs) and gives you the ability to clear codes. Wiring is as simple as connecting the gauge to your vehicle's OBDII port using the supplied connector! Because the X Series OBDII gauge reads OBDII parameters transmitted

Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1647 reviews
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Product Reviews
★★★★★ 5
Perfect OEM Fit in Seconds!
Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door, Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door
Perfect OEM Fit in 2 seconds!! I’m surprised and Happy and it looks Perfect on my BMW 2002 330ci
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 14, 2026
★★★★★ 3
Check engine light
Style: Gloss Black Single Slat, Size: G20(2019-2022), Style: Gloss Black Single Slat, Size: G20(2019-2022)
Looks good but will throw a check engine light on your car. The fitment isn’t perfect causing the adaptive vents to show that they are failing even though they are not
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
★★★★★ 5
Quick fix
Style: Gloss Black Single Slat, Size: E46(2002-2005)4-Door
Easily Installed with no modification in under a minute. The finish was a little glossier, then OE.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 28, 2026
★★★★★ 5
Exact Fit for 2001 BMW 325CI Convertible
Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door, Style: Gloss Black Single Slat, Size: E46(1999-2002)2-Door
Perfect fit for a 2001 BMW 325CI convertible.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
★★★★★ 5
Perfect fit
Perfect fit no issues it came sooner then expected and it looks great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2025




