The Kia G6DA is a 1,999 cc, inline‑four turbocharged petrol engine produced between 2017 and 2023. It features dual overhead camshafts (DOHC), 16 valves, and Kia's Dual CVVT system alongside a twin — scroll turbocharger. This configuration delivers strong performance with outputs typically around 177 kW (241 PS) and 353 Nm of torque.
Fitted to performance — oriented models like the Stinger (CK) and Ceed GT (CD), the G6DA was engineered for spirited driving and rapid accel…
Production years 2017–2023 meet Euro 6d-TEMP standards across all applicable markets .
The Kia G6DA is a 1,999 cc inline‑four turbocharged petrol engine engineered for performance sedans and hatches (2017-2023). It combines direct fuel injection with a twin-scroll turbocharger to deliver strong, linear power and high torque across a broad rev range. Designed to meet Euro 6d-TEMP standards, it balances exhilarating performance with regulatory compliance.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,999 cc | |
Fuel type | Petrol | |
Configuration | Inline‑4, DOHC, 16‑valve | |
Aspiration | Turbocharged (Twin-Scroll) | |
Bore × stroke | 83.0 mm × 92.0 mm | |
Power output | 177 kW (241 PS) @ 6,000 rpm | |
Torque | 353 Nm @ 1,350–4,000 rpm | |
Fuel system | Gasoline direct injection (GDI) | |
Emissions standard | Euro 6d-TEMP | |
Compression ratio | 10.5:1 | |
Cooling system | Water‑cooled | |
Turbocharger | Twin-scroll turbocharger | |
Timing system | Chain-driven | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | Not Publicly Available |
The Kia G6DA was used across Kia's CK/CD platforms with longitudinal and transverse mounting respectively. This engine received platform-specific adaptations-minor ECU and exhaust calibrations for the Stinger to optimize sound and response-and no significant facelift revisions occurred during its production run, ensuring broad parts interchangeability. All adaptations are documented in OEM technical bulletins.
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The G6DA's primary reliability risk is high-pressure fuel pump (HPFP) failure, with elevated incidence in vehicles using low-quality fuel or subjected to sustained high-load conditions. Kia TSB TSB‑19‑HP‑007 documents this as a known service procedure, while owner feedback suggests it can manifest as early as 80,000 km. Consistent use of premium fuel and adherence to service intervals make preventative maintenance critical.
Analysis derived from Kia technical bulletins (2017-2023) and owner-reported data aggregated from UK MOT advisory notices (2019-2023). Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The G6DA is generally robust, offering strong performance. Its main concerns are the HPFP and potential carbon buildup. With strict adherence to using premium fuel, regular oil changes, and preventative intake cleaning, these engines can achieve high mileage reliably. The chain-driven timing system is durable and low-maintenance.
The most frequently documented issues are high-pressure fuel pump (HPFP) failure, turbocharger wastegate rattle, carbon buildup on intake valves (common to GDI engines), and coolant leaks from the water pump. These are covered in Kia service bulletins and represent common wear items for high-performance turbocharged engines.
The 2.0L G6DA T-GDI petrol engine was primarily used in the first-generation Kia Stinger (CK, 2017-2023). It was the higher-output petrol option, positioned above the 1.6L T-GDI. It was not used in the Ceed GT, which uses the smaller G4FJ engine.
Aftermarket ECU tuning is common on the G6DA platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.
Fuel economy is moderate for its performance. In a Kia Stinger 2.0 T-GDI, expect combined figures around 8.5–9.5 L/100km (approx. 30-33 mpg UK). Real-world economy is heavily dependent on driving style; aggressive driving will significantly increase consumption.
Yes. The Kia G6DA is an interference engine. This means that if the timing chain were to fail or jump significantly, the pistons would collide with the open valves, causing catastrophic internal engine damage. The chain system is designed for longevity with proper maintenance.
Kia specifies a 5W-30 viscosity grade engine oil meeting API SP/ILSAC GF-6 standards (or newer). ACEA C2/C5 (low-SAPS) oils are also suitable. Using the correct oil is crucial for protecting the turbocharger, HPFP, and timing chain. Change intervals should not exceed 10,000 km or 12 months.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
EUR-Lex
EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
Type-approval guidance and documentation.
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