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- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 12 - Jul 17
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Description
Grams Performance Wideband Air/Fuel Ratio GaugeFor optimum power and safety, measuring your air fuel ratio is imperative when tuning. The Grams Wideband Air Fuel Gauge measures at 52mm (2. 047 in.) with an LED display that features a 3 color sweep from red, yellow to green. The Grams Wideband utilizes the latest Bosch(R) 4. 9 LSU sensor that displays an easy to read 4 digit display with speedy accuracy down to 0. 001.
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 in.) with an LED display that features a 3 color sweep from red, yellow to green. The Grams Wideband utilizes the latest Bosch(R) 4.9 LSU sensor that displays an easy to read 4 digit display with speedy accuracy down to 0.001.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
4.3 ★★★★★
Based on 1356 reviews
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Product Reviews
★★★★★ 5
Not all 100-500ah fuses are the same size as the holder you may have and vise versa
Size: 500 A
Better than most and best to use ring terminal like this
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Reviewed in the United States on September 7, 2023
★★★★★ 4
Good job .
Size: 500 A
Product is working as it should so far .
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Reviewed in the United States on April 19, 2026
★★★★★ 5
Good product!
Size: 500 Amp
Works great!
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Great fuse box
Size: 500 Amp
Easy installation takes a lot of power got it in 2 evls and a big bass 3k holding great
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Reviewed in the United States on October 31, 2025
★★★★★ 3
Screw over tight during assembly
Size: 500 Amp
The screws that hold the block to the plastic make sure there not over tight the block will fall off the plastic easily
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Reviewed in the United States on January 23, 2026