Parts Now Pay Later with
Log In Cart
Log In

Create An Account

Log In Cart
Your Cart Is Empty
Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.
Shipping to Alaska and Hawaii is additional and not included.
We do not ship international at this time.

Shipping Policy

This part does not have vehicle specific fitment. Please contact us if you need assistance.

Grams Performance Wideband Air/Fuel Ratio Gauge
Part Number: G2-99-0055

Images may be for reference only

Grams Performance Wideband Air/Fuel Ratio Gauge
Part Number: G2-99-0055

Be the first to review!
Retail: $221.54
$210.99
Save: $10.55 (5%)

Reward Points

It pays to shop with K Series Parts and our reward points program! For every $1.00 you spend you earn reward points.

They are easy to earn, just log in to your account when you check out. If you don't have one it is free and easy to setup.

They are easy to use during check out. Click on the "Have Reward Points?" on the shipping and payment selection page.


Reward Point Program Details

You earn 2 points for every $1.00 that you spend.

100 points equal a $1.00 discount.

Maximum discount per order is 2.5% of the order total.

There is no minimum order total to redeem points.

Points do not apply to shipping or sales tax.

Points are not redeemable for cash.

The point value per dollar, points earned per purchase, and order minimum are subject to change.

Earn 422 reward points. Learn More


2 In Stock

Product Details

Part Number: G2-99-0055
Brand: Grams Performance

For optimum power and safety, measuring your air/fuel ratio is imperative when tuning. The Grams Wideband Air/Fuel Gauge measures at 52mm (2.047") with an LED display that features a 3 color sweep from red, yellow to green. The Grams Wideband utilizes the latest Bosch® 4.9 LSU sensor that displays an easy to read 4 digit display with speedy accuracy down to 0.001. Features * 52mm (2.047") Gauge Housing * 0-5v analog output (10-20 AFR) * Bosch® 4.9 LSU sensor with weld-in bung included * Accuracy down to 0.001 with a 4 digit display * Display output from 10:1 to 20:1 AFR * LED Display w/ 3 Color sweep from red, yellow, green


Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

This part does not have vehicle specific fitment. Please contact us if you need assistance.

Reviews ★★★★★ ★★★★★

No Reviews Yet!

Write a Review