Seat Leon 1.2 TSI 86hp Remap

Name: Seat Leon 1.2 TSI 86hp ECU Remap
Brand: Seat

Expected gains of +54 BHP and +65 Nm torque

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BHP+54 hp (63%)

Standard

86 hp

Tuned

140 hp

Torque+65 Nm (41%)

Standard

160 Nm

Tuned

225 Nm

Suitability

Excellent (8/10)

Gains Profile

Power-focused

Headroom

High

Seat Leon 1.2 TSI 86hp ECU Remapping

Considering an ECU remap for your Seat Leon 1.2 TSI 86hp? A Stage 1 remap can take this 1P - 2005 - 2012 petrol engine from 86 BHP to 140 BHP and from 160 Nm to 225 Nm of torque (turbocharged). This engine scores 8/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Seat Leon can achieve.

How this engine compares

15thof 73 Seat Leon engines by power gain
81%of the 9,842 engines we hold gain data for see a smaller power increase
52%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Seat Leon 1.2 TSI 86hp is a 1.2L turbocharged petrol engine producing 86 BHP and 160 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 140 BHP and 225 Nm — a gain of around 54 BHP (63%) and 65 Nm (41%).

This engine scores highly for remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as high, based on the percentage gain available from the factory output.

Considerations: Turbo petrol: fuel quality and cooling can influence repeatable performance.. Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.

Considerations

!Turbo petrol: fuel quality and cooling can influence repeatable performance.

!Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.

Other Leon 1P - 2005 - 2012 Engines

Technical Specifications

Fuel Type: Petrol
Aspiration: Turbocharged
Displacement: 1.2L
Capacity: 1197 CC
Type: Car
Engine Family: SEAT 1.2L TSI Turbo Petrol

ECU & Transmission

Likely ECU Low confidence: Petrol ECU (varies by market/year)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating.

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Confirm Your Vehicle

MakeSeat

ModelLeon

Generation1P - 2005 - 2012

Engine1.2 TSI 86hp

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.

We recommend discussing your specific vehicle with a qualified remap professional before proceeding.

1.4i 16v 85hp	85 → 95	+10	130 → 145	+15	Moderate (4.5/10)
1.6 TDI 90hp	90 → 140	+50	230 → 310	+80	Excellent (8/10)
1.9 TDI 90hp	90 → 140	+50	210 → 320	+110	Excellent (8/10)
1.6i 8v 102hp	102 → 112	+10	148 → 165	+17	Moderate (4.5/10)
1.2 TSI 105hp	105 → 140	+35	175 → 225	+50	Excellent (8/10)
1.6 TDI 105hp	105 → 140	+35	250 → 320	+70	Excellent (8/10)
1.9 TDI 105hp	105 → 140	+35	250 → 320	+70	Excellent (8/10)
1.4 TSI 125hp	125 → 150	+25	200 → 265	+65	Good (7.5/10)
2.0 TDI 140hp	140 → 175	+35	320 → 390	+70	Good (7.5/10)
2.0 FSI 150hp	150 → 160	+10	200 → 215	+15	Moderate (4/10)
1.8 TSI 160hp	160 → 210	+50	250 → 340	+90	Excellent (8/10)
2.0 TDI 170hp	170 → 200	+30	350 → 420	+70	Good (6.5/10)
2.0 TFSI 185hp	185 → 250	+65	270 → 360	+90	Excellent (8/10)
2.0 TFSI 200hp	200 → 250	+50	280 → 360	+80	Good (7.5/10)
2.0 TFSI FR 210hp	210 → 260	+50	280 → 380	+100	Good (7.5/10)
2.0 TFSI 240hp	240 → 310	+70	300 → 410	+110	Excellent (8/10)
2.0 TFSI 265hp	265 → 310	+45	350 → 420	+70	Good (6.5/10)
2.0 TFSI 310hp	310 → 330	+20	420 → 470	+50	Moderate (5.5/10)