2.5T tuning pre-orders are open Custom ECU tuning for Kia, Genesis and the Hyundai N platform
Twin-turbo Lambda

Kia Stinger 3.3T

The platform we know best. Tunes, turbos, head studs, built transmissions and complete engines for the 3.3T Stinger.

12 products
Kia Stinger 3.3T ECU Tune
SleepyTuned

Kia Stinger 3.3T ECU Tune

From$189.00
Kia Stinger at night with flames firing from both pairs of exhaust tipsSale
SleepyTuned

Rolling Antilag & Launch Control

$495.00$899.00
Kia/Genesis 3.3T TCU Tune
SleepyTuned

Kia/Genesis 3.3T Stage 2 TCU Tune

From$395.00
Kia/Genesis 3.3t Head stud upgrade+ installation
SleepyTuned

Kia / Genesis 3.3T Head Stud Installation (Headstuds Included)

From$2,599.95
Ported Hybrid Turbocharger Upgrade — 650-700WHP CapableSale
SleepyTuned

Ported Hybrid Turbocharger Upgrade — 650-700WHP Capable

From$3,495.00$5,490.00
Bullet Proof Engine Build+ Labor/Install
SleepyTuned

Bulletproof Engine Build + Installation

From$5,199.95
Lambda Raceworks Launch Sequence Transmission
Lambda Raceworks

Lambda Raceworks Launch Sequence Transmission

From$4,395.00
SleepyTuned Approved ARP 2000 Headstud Upgrade
ARP

ARP 2000 Head Stud Kit

$599.00
Lambda 3.3 ARP 2000 headstud crate engineNew Item
Lambda Raceworks

Lambda 3.3 ARP 2000 Head Stud Crate Engine

From$5,899.95
Lambda 3.3 bulletproof crate engineNew Item
Lambda Raceworks

Lambda 3.3 Bulletproof Crate Engine

From$8,549.99
SleepyTuned Performance Lambda 4.1 race engineNew Item
Lambda Raceworks

Lambda Raceworks 4.1 Race Engine

From$14,499.95
A three-dimensional engine calibration map
SleepyTuned

Map6: Custom JB4 Map

$74.99