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Series II Tuning
Tuning discussion for all second generation Mazda RX-8 (2009-2011)
Topics: 34

34 Topics

81 Posts

Last post Re: Tuning 2010 R3
by HPM_ENGINE_XYZ_ View the latest post
April 18th, 2026, 6:01 am
Series I Tuning
Tuning discussion for all first generation Mazda RX-8 (2004-2008)
Topics: 113

113 Topics

608 Posts

Last post Re: Air Fuel Ratio Base
by RX80526 View the latest post
June 29th, 2026, 7:12 am

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45 topics

Announcements

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Read here if you have an urgent question

Last post by Ugnius @ VersaTune « May 31st, 2022, 10:12 pm
Posted in Announcements

by Ugnius @ VersaTune » May 31st, 2022, 10:12 pm » in Announcements

0 Replies

280139 Views

Last post by Ugnius @ VersaTune
May 31st, 2022, 10:12 pm
VersaTuner 22.1 released

Last post by TobyAdam « June 14th, 2024, 10:11 am
Posted in Announcements
Replies: 5
by Ugnius @ VersaTune » January 19th, 2022, 8:48 am » in Announcements

5 Replies

492589 Views

Last post by TobyAdam
June 14th, 2024, 10:11 am
Show your colors!

Last post by Arnkatla « January 6th, 2022, 9:08 am
Posted in Announcements
Replies: 3
by Steve @ VersaTune » November 29th, 2011, 3:35 pm » in Announcements

3 Replies

410430 Views

Last post by Arnkatla
January 6th, 2022, 9:08 am

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New RX8 Owner, which Versatune should I get?

Last post by Ugnius @ VersaTune « May 5th, 2026, 2:37 pm
Replies: 1
by traxxi2003 » May 4th, 2026, 6:03 am

1 Replies

14688 Views

Last post by Ugnius @ VersaTune
May 5th, 2026, 2:37 pm
Air Fuel Ratio maps 1,2 and 3

Last post by mAto424 « March 23rd, 2026, 5:29 am
Replies: 15
by jojo » May 4th, 2017, 1:30 pm
1

2
15 Replies

40061 Views

Last post by mAto424
March 23rd, 2026, 5:29 am
Mazda RX-8 won’t accelerate

Last post by johnn « February 26th, 2026, 10:40 am

by johnn » February 26th, 2026, 10:40 am

0 Replies

30502 Views

Last post by johnn
February 26th, 2026, 10:40 am
*Testing* Volumetric Efficiency Calculator

Last post by RotuneAlex « October 22nd, 2025, 12:26 am

by RotuneAlex » October 22nd, 2025, 12:26 am

0 Replies

30531 Views

Last post by RotuneAlex
October 22nd, 2025, 12:26 am
RX8 4 Port MAF Calibration

Last post by mituc « July 28th, 2025, 6:26 am
Replies: 4
by Dakath89 » December 2nd, 2024, 2:26 am

4 Replies

12186 Views

Last post by mituc
July 28th, 2025, 6:26 am
RX8 ignition dwell

Last post by Walle « March 7th, 2025, 4:08 pm
Replies: 15
by Bob_chala » March 10th, 2019, 12:07 pm
1

2
15 Replies

44533 Views

Last post by Walle
March 7th, 2025, 4:08 pm
Recover Current Tune RX8

Last post by 0124alexrx8 « December 13th, 2024, 8:48 pm
Replies: 5
by Evomonza » December 6th, 2024, 10:21 pm

5 Replies

13216 Views

Last post by 0124alexrx8
December 13th, 2024, 8:48 pm
E85 Tune

Last post by Walle « November 29th, 2024, 3:13 pm
Replies: 5
by xco93 » April 25th, 2024, 11:00 pm

5 Replies

15327 Views

Last post by Walle
November 29th, 2024, 3:13 pm
Ghost Port Tune?

Last post by rxedo « November 12th, 2024, 3:54 am
Replies: 15
by Mblade618 » March 15th, 2024, 3:29 pm
1

2
15 Replies

35481 Views

Last post by rxedo
November 12th, 2024, 3:54 am
Tuning help for S1 with catless midpipe

Last post by wcs « November 2nd, 2024, 12:52 am
Replies: 2
by spacecaptainsteve » March 11th, 2024, 9:38 am

2 Replies

16754 Views

Last post by wcs
November 2nd, 2024, 12:52 am
Backup already modified ECU

Last post by Ugnius @ VersaTune « October 7th, 2024, 5:37 am
Replies: 3
by flexinity » October 7th, 2024, 5:03 am

3 Replies

9524 Views

Last post by Ugnius @ VersaTune
October 7th, 2024, 5:37 am
6port full bridgeport

Last post by Revchux « August 16th, 2024, 8:27 am
Replies: 16
by Tezrota » October 27th, 2023, 7:55 pm
1

2
16 Replies

34057 Views

Last post by Revchux
August 16th, 2024, 8:27 am
HELP! Pop tune isn't popping

Last post by 0124alexrx8 « August 2nd, 2024, 10:14 pm
Replies: 2
by chrisldibiase » June 18th, 2024, 12:20 pm

2 Replies

9149 Views

Last post by 0124alexrx8
August 2nd, 2024, 10:14 pm
Timing Unk

Last post by 80HD « January 11th, 2024, 8:51 pm

by 80HD » January 11th, 2024, 8:51 pm

0 Replies

19566 Views

Last post by 80HD
January 11th, 2024, 8:51 pm
Car jerks in third gear after 5.33 diff. ratio install

Last post by Mant « December 14th, 2023, 1:37 am

by Mant » December 14th, 2023, 1:37 am

0 Replies

21796 Views

Last post by Mant
December 14th, 2023, 1:37 am
S1 Ghost Port Tune?

Last post by 80HD « October 30th, 2023, 10:54 pm
Replies: 3
by Carney » January 31st, 2022, 10:41 pm

3 Replies

14511 Views

Last post by 80HD
October 30th, 2023, 10:54 pm
Request for E85 global modifier for Rx8

Last post by Walle « September 18th, 2023, 9:08 pm
Replies: 4
by scrawford5280 » July 14th, 2022, 3:58 am

4 Replies

16227 Views

Last post by Walle
September 18th, 2023, 9:08 pm
VE tables

Last post by tophe88 « May 24th, 2023, 11:19 pm
Replies: 2
by tophe88 » May 24th, 2023, 5:40 am

2 Replies

12888 Views

Last post by tophe88
May 24th, 2023, 11:19 pm
MAF calibration values

Last post by HPM_ENGINE_XYZ_ « April 28th, 2023, 7:23 am
Replies: 2
by rx8_paul » April 27th, 2023, 4:18 am

2 Replies

12156 Views

Last post by HPM_ENGINE_XYZ_
April 28th, 2023, 7:23 am
Any new developments with ignition cut?

Last post by pnw_rx8 « January 24th, 2023, 1:55 pm
Replies: 8
by malijames12 » May 13th, 2022, 8:12 pm

8 Replies

21089 Views

Last post by pnw_rx8
January 24th, 2023, 1:55 pm
unable to load user supplied tune

Last post by Tedley « December 20th, 2022, 8:16 am
Replies: 2
by Tedley » December 19th, 2022, 10:05 am

2 Replies

11594 Views

Last post by Tedley
December 20th, 2022, 8:16 am
SP98 to E85

Last post by tophe88 « December 18th, 2022, 8:31 am
Replies: 2
by tophe88 » December 9th, 2022, 8:52 am

2 Replies

12183 Views

Last post by tophe88
December 18th, 2022, 8:31 am
Apparent PCM locked

Last post by aorlozada « November 1st, 2022, 1:49 pm
Replies: 3
by aorlozada » October 31st, 2022, 1:46 pm

3 Replies

14427 Views

Last post by aorlozada
November 1st, 2022, 1:49 pm
Weird rattle

Last post by wcs « October 24th, 2022, 4:16 am
Replies: 4
by dieseldaz » September 6th, 2022, 7:42 pm

4 Replies

15474 Views

Last post by wcs
October 24th, 2022, 4:16 am
STFT/LTFT Range configuration feature request

Last post by Walle « October 19th, 2022, 9:04 am
Replies: 5
by zenvirzan » August 29th, 2022, 12:27 am

5 Replies

14358 Views

Last post by Walle
October 19th, 2022, 9:04 am

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