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High Performance

This subsection is strictly devoted to discussions regarding Kia Optima Performance tuning, upgrades, and builds. All other general engine discussions should be in the Optima Engine and Technical section.
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[ALL] : Sticky Engine Failures - Share Your Experience
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498
129K
 by Turbonut
[ALL] : Sticky THE Oil Discussion Thread
35 36 37
732
271K
 by COS-16SXL
Sticky Steering Mode Discussion - **Dealer Change Only**
36 37 38
758
292K
 by Dabo
Sticky Engine "Simulator"
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27
19K
 by VR_46
[ALL] : Sticky Exhaust Videos (feel free to add)
4 5 6
108
45K
 by Broncoboogieman
Oil catch can in new engine.
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87
 by 1st timer
Traction light comes on ....when nit driving
4
171
 by Turbonut
Timing Chain Rattle
4
140
 by KingFatty
Need a good octane boost that actually works.
3
150
 by marK5
Vibration at Idle
5
367
 by Abdulla
Possum 12
1
95
 by Turbonut
Transmission not engaged
5
178
 by Turbonut
How do I remove the inlet heater hose on optima??
3
2K
 by Egii
Rattling/Grinding 2012 Kia optima
5
198
 by 1st timer
Oring dimensions for ADD w1 v3.3 catch can?
1
132
 by 1st timer
More power
1
147
 by Turbonut
2017 Hybrid Poor Gas Mileage
4
308
 by Therosses5
Body control module
11
3K
 by tkdsean
Hybrid indicator light comes on(wrench)
8
9K
 by Harleyhixon
PLEASE HELP idle problems 14 ex 2.4
0
257
 by Audioguyky
KIA Oil/Engine Noise Problems
3
733
 by Turbonut
fog lights not working
11
16K
 by Turbonut
2014 kia optima sx Cruise control not working
3
359
 by rpoffen
New oil filter part number??
2
441
 by tonester
KSDS Software Update Letter - Previous update has an error!
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7K
 by Turbonut
KSDS Software Update Letter
4 5 6
107
66K
 by Sjt
Need help with problem that pops up from time to time
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362
 by Patriarco
Turbo blanket
1
849
 by Abccookies
Compatible spark plugs for TUNED vehicles?
9 10 11
216
44K
 by K5 Optima Store
looking for help
5
631
 by JasonS
2016 Kia Sorento won’t turn over but battery is good. Has key start. Thoughts?
0
420
 by Mike2020$
Excessively loud cold start 2.4 GDI
0
475
 by jadenrf12
Squishy clutch, hard to change gears ('11 Optima)
0
430
 by ryan18327
Manifold for turbo
1
527
 by Turbonut
engine running at half power?! SX
24 25 26
519
172K
 by BobbyT
Ecu tune vs piggyback
2
666
 by WS6_Keith
Engine hesitation (2016 lx)
9
843
 by tonester
High Pressure Fuel pump and hose
7
2K
 by Gregor1369
stock exhaust pipe diameter 2.4?
2
4K
 by Krayzflip
Forbiden p0014 code
1
692
 by Turbonut
Engine and Technical Discussion Discussion about the engine , transmission and other technical subjects.
44.6K posts
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