Remote ECU tune · 2.0L Ecotec LNF turbo I4 (direct injection)
A custom Stage 1, 2 or 3 calibration for your Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF, built by hand by a real tuner from your own stock file and datalog, and back with you within three hours of the file arriving. We tune these cars remotely, worldwide: you read and flash with your own HP Tuners interface, and you pay only once the tune is delivered.
Stock vs tuned
From the factory the Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF makes 260 hp and 260 lb-ft (353 Nm). A Stage 1 tune typically adds 30–40 hp and 60–80 lb-ft, for around 290–300 hp in total. With bolt-ons and a Stage 2 calibration that grows to +40–60 hp, and a Stage 3 build — larger drop-in turbo — typically lands at 350–395 hp.
| Stage | Added power | Added torque | Total power | Total torque |
|---|---|---|---|---|
| Stock | — | — | 260 hp | 260 lb-ft (353 Nm) |
| Stage 1 | +30–40 hp | +60–80 lb-ft (+81–108 Nm) | 290–300 hp | 320–340 lb-ft (434–461 Nm) |
| Stage 2 | +40–60 hp | +60–80 lb-ft (+81–108 Nm) | 300–320 hp | 320–340 lb-ft (434–461 Nm) |
| Stage 3 | +90–135 hp | +80 lb-ft (+108 Nm) | 350–395 hp | 340 lb-ft (461 Nm) |
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Tuner's notes
Tuned LNF cars normally switch to 3-bar MAP sensors to read the extra boost, and the stock clutch is a known slip point at full boost. Beyond a bigger turbo, the high-pressure fuel pump and injectors set the limit, especially on E85.
Supported versions
HP Tuners lists 5 Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF entries covering 2005–2011, with 2.0, 2.2 and 2.4-litre engines. Interface: MPVI2 or newer.
| Years | Make | Model / engine as HP Tuners lists it | Controller | Credits | Unlimited licence | Interface |
|---|---|---|---|---|---|---|
| 2005–2007 | Chevrolet | Cobalt 2.0, 2.2, 2.4 (05-06 2.2 Not Supported) | Engine | 2 | 6 | MPVI2/2+/3/4 |
| 2006–2011 | Chevrolet | HHR 2.0, 2.2, 2.4 (2.2 in 2007+ only) | Engine | 2 | 12 | MPVI2/2+/3/4 |
| 2006–2009 | Pontiac | Solstice 2.0, 2.4 | Engine | 2 | 12 | MPVI2/2+/3/4 |
| 2007–2009 | Saturn | Sky 2.0, 2.4 | Engine | 2 | 12 | MPVI2/2+/3/4 |
| 2008–2010 | Chevrolet | Cobalt 2.0, 2.2, 2.4 | Engine | 2 | 12 | MPVI2/2+/3/4 |
Support data per HP Tuners' supported-vehicle list (June 2026). Check your exact car on HP Tuners' vehicle list before you buy credits.
Stages & prices
One flat price per stage, the same for every car: $250 for Stage 1, $450 for Stage 2 and $650 for Stage 3. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order. Gearbox (TCM) shift tuning is included wherever your car's transmission controller can be accessed.
Software only. Every map in the engine ECM is recalibrated for the Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF as it sits today — spark, fuelling, throttle response and limiters — against the datalog you send.
For a Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF with bolt-ons fitted — intake, exhaust, headers or downpipe, and an intercooler where the car has one. The airflow and fuelling are rebuilt around the hardware you actually have.
Stage 3 on the Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF means larger drop-in turbo. The fuel, spark and boost maps are written from scratch for your exact combination.
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Before you order
How it works
FAQ
Typically 30–40 hp and 60–80 lb-ft (81–108 Nm) over the stock 260 hp, for around 290–300 hp in total. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
An HP Tuners interface (we recommend the MPVI4), the HP Tuners credits needed to license the engine ECM for writing, and your stock file plus a datalog of a drive. You read and flash the car yourself; we build the calibration.
Your custom tune is delivered within three hours of your stock file arriving. Six tuners work three shifts, so a file that lands in the middle of the night is picked up just as fast.
Stage 1 is $250, Stage 2 is $450 and Stage 3 is $650, flat. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order.
Stage 3 on the Chevrolet Cobalt SS / HHR SS / Sky Redline / Solstice GXP 2.0T LNF means larger drop-in turbo. The maps are written from scratch for your build, and typical results are 90–135 hp over stock. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
