Team ZR-1 Corvette Racers
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IMSA - 6 Hours @ Indy Sep 19 - Sep 21
by teamzr1. 09/18/25 01:12 PM
Intercontinental GT Challenge Suzuka 1000 km
by teamzr1. 09/14/25 03:01 PM
FIA WEC COTA 9/7/25
by teamzr1. 09/08/25 10:10 AM
Politicians are Fricking Morons
by teamzr1. 09/07/25 06:30 PM
GT World Challenge at Barber Motorsports Park
by teamzr1. 09/07/25 01:49 PM
8/23/25 IMSA at VIR Race
by teamzr1. 09/03/25 07:49 PM
Team ZR-1 Store
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Newer Corvettes
Breakdown of C8 Models & Options
by teamzr1. 09/16/25 03:10 PM
2020 C8 C05B0 DTC Brake TSB
by teamzr1. 09/05/25 05:19 PM
2026 C8 Build & Buy GM website Live
by teamzr1. 09/04/25 01:08 PM
2025 ZR1 Goes Full Turbo Mode ON
by teamzr1. 09/03/25 02:56 PM
Tech Talk
Short Term Fuel Trims (STFT) B1 & B2
by teamzr1. 09/04/25 07:35 PM
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Jan 21st, 2023
Full Custom Layer Tuning Service

Looking for a true custom performance tune ?

We have owned, raced Corvettes since 1974 and have done thousands of custom tunes of Corvettes, F-body,Pickups,Caddies covering 1986 to Present GM models

We can custom tune via email or send us your Memcal or PCM no matter if stock, boost or even radical CAM and heads and still pass smog tests.

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OBD I and II
Using a Scanner and Analyzing the Results
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OBD I
1985 to 1996 OBD I
Last Post 09/23/09 04:17 AM, by teamzr1
8 10
Service modes of ECM via A...
teamzr1 - 09/23/09 04:17 AM
OBD-II (1 viewing)
1994 to present OBD-II
Last Post 07/22/25 11:31 PM, by teamzr1
138 230
CA smog testing
teamzr1 - 07/22/25 11:31 PM
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What's New
IMSA - 6 Hours @ Indy Sep 19 - Sep 21
by teamzr1. 09/17/25 04:50 PM
Breakdown of C8 Models & Options
by teamzr1. 09/16/25 02:30 PM
Intercontinental GT Challenge Suzuka 1000 km
by teamzr1. 09/13/25 08:20 PM
Morons Should not drive Corvettes
by teamzr1. 09/09/25 04:29 PM
Politicians are Fricking Morons
by teamzr1. 09/07/25 06:30 PM
GT World Challenge at Barber Motorsports Park
by teamzr1. 09/06/25 02:59 PM
2020 C8 C05B0 DTC Brake TSB
by teamzr1. 09/05/25 05:19 PM
Popular Topics(Views)
Techie
Breakdown of C8 Models & Options
by teamzr1. 09/16/25 02:30 PM
2020 C8 C05B0 DTC Brake TSB
by teamzr1. 09/05/25 05:19 PM
Short Term Fuel Trims (STFT) B1 & B2
by teamzr1. 09/04/25 07:35 PM
2026 C8 Build & Buy GM website Live
by teamzr1. 09/04/25 01:08 PM
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