★★★★★ 5
It's a spark plug
What i needwd
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Reviewed in the United States on May 27, 2026
Autometer Z-Series 2-1/16in. 10:1-17:1 AFR Digital Street Air/Fuel Ratio Gauge
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Autometer Z-Series 2-1/16in. 10:1-17:1 AFR Digital Street Air/Fuel Ratio Gauge2 1 16 in. WIDEBAND STREET AIR FUEL RATIO, 10: 1 17: 1 AFR, Z SERIES: 2679. Gauge kit includes custom tuned . 1 AFR Resolution Bosch LSU4. 2 Sensor, 8ft. wiring harness, 304 stainless steel weld in bung, mounting hardware, and detailed instructions for installation; 0 4v data output feed for ECU, data acquisition unit, or Laptop tuning; Suitable for use with gasoline powered engines; Digital segment display and LED radial bar graph display; 12 and 16
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.2 ★★★★★
Based on 2422 reviews
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Product Reviews
★★★★★ 5
Got to have spark for the gasoline combustion engine to run
It is a spark plug, it made spark and engine ran. It done what it was intended to do
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Reviewed in the United States on April 10, 2026
★★★★★ 5
plug
New and positive
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Reviewed in the United States on February 21, 2026
★★★★★ 5
its a spark plug whats to know...
champion spark plug delivered on time as advertised...
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Reviewed in the United States on March 8, 2025
★★★★★ 5
Good product
I've used champion plugs 65 years!!!
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Reviewed in the United States on August 6, 2024
