Volkswagen Passat / Magotan 1.8i 20v 125hp Remap

Name: Volkswagen Passat / Magotan 1.8i 20v 125hp ECU Remap
Brand: Volkswagen

Expected gains of +10 BHP and +15 Nm torque

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BHP+10 hp (8%)

Standard

125 hp

Tuned

135 hp

Torque+15 Nm (9%)

Standard

173 Nm

Tuned

188 Nm

Suitability

Moderate (4/10)

Gains Profile

Balanced

Headroom

Low

Volkswagen Passat / Magotan 1.8i 20v 125hp ECU Remapping

Considering an ECU remap for your Volkswagen Passat / Magotan 1.8i 20v 125hp? A Stage 1 remap can take this B5 - 1996 - 2005 petrol engine from 125 BHP to 135 BHP and from 173 Nm to 188 Nm of torque (naturally aspirated). This engine scores 4/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Volkswagen Passat / Magotan can achieve.

How this engine compares

64thof 71 Volkswagen Passat / Magotan engines by power gain
2%of the 9,842 engines we hold gain data for see a smaller power increase
3%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Volkswagen Passat / Magotan 1.8i 20v 125hp is a 1.8L naturally aspirated petrol engine producing 125 BHP and 173 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 135 BHP and 188 Nm — a gain of around 10 BHP (8%) and 15 Nm (9%).

This engine has limited remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.

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.

Other Passat / Magotan B5 - 1996 - 2005 Engines

Engine	BHP	Gain	Torque	Gain	Score
1.9 TDI 90hp	90 → 120	+30	210 → 270	+60	Excellent (8/10)
1.9 TDI 100hp	100 → 140	+40	250 → 320	+70	Excellent (8/10)
1.6i 8v 102hp	102 → 112	+10	148 → 165	+17	Moderate (4.5/10)
2.0i 8v 115hp	115 → 125	+10	172 → 187	+15	Moderate (4/10)
1.9 TDI 115hp	115 → 145	+30	285 → 360	+75	Good (7.5/10)
2.0i 20v 130hp	130 → 140	+10	195 → 215	+20	Moderate (4/10)
1.9 TDI 130hp	130 → 170	+40	310 → 390	+80	Good (7.5/10)
2.0 TDI 136hp	136 → 170	+34	335 → 390	+55	Good (7.5/10)
2.5 TDI 150hp	150 → 190	+40	310 → 390	+80	Good (7.5/10)
1.8T 20v 150hp	150 → 192	+42	210 → 310	+100	Excellent (8/10)
2.3 V5 150hp	150 → 160	+10	205 → 220	+15	Moderate (4/10)
2.5 TDI 163hp	163 → 190	+27	350 → 390	+40	Good (6.5/10)
2.3 V5 170hp	170 → 185	+15	220 → 240	+20	Moderate (4/10)
2.5 TDI 180hp	180 → 210	+30	370 → 420	+50	Good (6.5/10)
2.8 V6 193hp	193 → 208	+15	280 → 300	+20	Moderate (4/10)
4.0 W8 275hp	275 → 295	+20	370 → 395	+25	Moderate (4/10)

Technical Specifications

Fuel Type: Petrol
Aspiration: Naturally Aspirated
Displacement: 1.8L
Capacity: 1781 CC
Type: Car
Engine Family: Volkswagen 1.8L NA Petrol

ECU & Transmission

Likely ECU Low confidence: Bosch/Siemens petrol ECU (varies)
Gearbox Medium confidence: Manual and DSG/S tronic automatics are common depending on model/engine.

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MakeVolkswagen

ModelPassat / Magotan

GenerationB5 - 1996 - 2005

Engine1.8i 20v 125hp

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.