09-29-2011, 05:23 PM | #1 |
Drives: 2015 ZL1 Join Date: Aug 2011
Location: California
Posts: 1,731
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Tuning for CAI?
I have a LS3 with a K&N CAI. I just bought a used diablosport predator from another member. Do I need to do any special tuning for the CAI?
Thanks Matt |
09-29-2011, 05:29 PM | #2 |
Drives: 2010 camaro 2SS LS3 Join Date: Aug 2011
Location: Denver
Posts: 1,334
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nope just run the performance tune that is pre programmed. to tune better, you really need at to be professionally done
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09-29-2011, 09:21 PM | #3 |
Drives: 2015 ZL1 Join Date: Aug 2011
Location: California
Posts: 1,731
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I thought I read somewhere that the cai messes up the fuel settings??
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09-29-2011, 09:40 PM | #4 |
knows 2 facts about ducks
Drives: ...and they're both wrong Join Date: Aug 2009
Location: The HMS Invincible
Posts: 25,072
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No, the computer relearns the air to fuel ratio. You're fine. You don't even need to tune the car if you've only got a CAI.
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09-29-2011, 09:47 PM | #5 |
Drives: 2015 ZL1 Join Date: Aug 2011
Location: California
Posts: 1,731
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Ok, dumb question then...why would I ever need a tune if the computer relearns? For example, if I put on long tubes shouldn't the computer relearn? Excuse my ignorance...just trying to understand.
Thanks! |
09-29-2011, 10:01 PM | #6 |
Drives: 2010 Camaro L99 Join Date: Oct 2009
Location: Erie PA
Posts: 1,226
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Get a custom tune.
__________________
2010 L99
vararam intake, Vmax TB,Vmax Intake,TSP VVT 3 Cam,TSP underdrive pulley,Yank 3600,TM Cooler,ARH 2", High Flow cats, X-pipe, GM Pro mufflers, RX Catch Can,160 stat, BMR Trailing,toe,Cradle insert, Diff. Bushings, End links, Spohn-LCA's (Touring)Wheel spacer's. 422 rwhp Mustang Dyno http://www.youtube.com/watch?v=AaFNAhCL7Os |
09-29-2011, 10:40 PM | #7 |
USAF retired! Thank God!
Drives: 2011 1SS, 1LT red,1LT/RS SGM 98Z28 Join Date: Jul 2011
Location: North Texas
Posts: 2,799
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I learned my lesson. Anytime you add something...update your tune. I added a Vmaxx TB to my Modded LS3 with headers and cam and it changed the AFRs and dropped the RWHP on the dyno 30 hp!!! Just do it!
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HKE LSX427(Mast blk lbl 305 6bolt LS7heads, PatG231/246 blower cam, RWHP/TQ: 1281/1133 SNL Performance Custom Twin PT6766 BB turbos 4 to 25psi selectable on the Boost Leash controller, Squash dual 400LPH/ID2000s, ALKY 4 gal meth, Autometer AFR/Bst/oilpres/oiltemp/fuelpress gauges, Pedders Justice road crs pkg: All HD bushes, supercar 12kg coil overs, supercar ZL1 sways, camber plates all setup by JusticePete! :Gforce 9" 35spline S-Trac, 1500hp Outlaw axles, 3.5"alum DS, Monster Triple disc; 4xForgeline 19x10.5 4xBridgestone 305/30R19 RE-11, CTS-v calipers/rotors/Cobalt friction XR1/3 pads
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09-29-2011, 11:25 PM | #8 |
Drives: 2015 ZL1 Join Date: Aug 2011
Location: California
Posts: 1,731
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One reason I choose the predator was because there is a local CMR tuner who can write a custom tune for me. That is in the future.
Last edited by ss/rs-matt; 09-29-2011 at 11:36 PM. |
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