digital tuning, inc. is proud to offer a line of RX-7 ECU upgrades. The Rtek7 ECU Upgrade is a replacement ECU chip for Second Generation RX-7s. This unique upgrade offers features not found anywhere else in such an easy to install system.
Update Information:
If you are looking for update information on an Rtek7 Upgrade you already own, including updates for the Secondary Transition Stumble Elimination feature, please see the update page.
Rtek7 for 87-88 (S4) TII (N332 & N333 ECUs only) | Stage | 1.5 | 1.7 | 1.8 |
NEW! - Secondary Transition Stumble Elimination [details] |
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Single replacement ECU chip |
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No wires to splice, no "black box" clutter |
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Built in Fuel Cut Defenser (FCD) [details] |
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Extends engine life by defeating the Accelerated Warmup System (AWS) [details] |
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Easily clear an engine flood without opening the hood [details] |
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Minimum Primary Injector size [details] |
550cc |
550cc* |
720cc* |
Minimum Secondary Injector size [details] |
550cc |
720cc* |
720cc* |
Lower secondary staging ~3500 rpm [details] |
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Increase primary injector duty cycle cap by ~5% [details] |
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Timing retard above 9psi; ~1deg per psi [details] |
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Price Read more information on installation choices here. |
Self Install: |
$120 |
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$130 |
DTI Install: |
$140 |
$150 |
$150 |
*Requires this size or larger injectors or engine damage will result.
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Order: or Find a Dealer
Rtek7 ECU Upgrade
Version 1.5 $120 / $140 (Self / DTI Install)
Version 1.7 $150
Version 1.8 $130 / $150 (Self / DTI Install)
Upgrade from v1.x to v1.7 or 1.8
$15* / $30 (Self / DTI Install)
* 1.x chip must be sent back before upgrade chip is shipped. Self Install Upgrade to 1.7 not available.
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Customer review:
Rtek7 ECU Upgrade:
I installed it myself in my 88AE, all I have to say is that it is super clean, very easy to install, the ...
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-Adam, Lake Charles, LA
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