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BMW E39 Touring 523i 2.5 Catalytic converter (163 hp Petrol M52 B25 (256S4))

Recommended Catalytic converter replacement interval for BMW E39 Touring 523i 2.5 163hp: every 100.000 km

Recommended part replacement interval for your car for the part category Catalytic converter: every 100.000 km

4 items
MTS 04.3630 Catalytic converter M52B256S4, Length: 1420 mm
Article number: 04.3630
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    • Vehicle configuration line / variant: KAT, 424304
    • Engine Code: M52B256S4
  • Vehicle configuration line / variant: 00000000000000008283, 00000000000000008181
  • Length [mm]: 1420
  • Weight [kg]: 7,9
  • Catalytic Converter Type: for vehicles with catalytic converter
  • Item number: 04.3630
  • Our price: £289.50
  • Manufacturer: MTS
  • EAN number: 8033464063665
  • Condition: New
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Сurrently out of stock
£289.50

price incl. 20% VAT

excl. delivery costs

excl. bulky item surcharge

MTS 04.3054 Catalytic converter M52B256S4, Length: 600 mm
Article number: 04.3054
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    • Vehicle configuration line / variant: KAT, 424306, 424305
    • Engine Code: M52B256S4
  • Vehicle configuration line / variant: 00000000000000007842, 00000000000000007740
  • Length [mm]: 600
  • Weight [kg]: 4,4
  • Catalytic Converter Type: for vehicles with catalytic converter
  • Item number: 04.3054
  • Our price: £394.50
  • Manufacturer: MTS
  • EAN number: 8033464310547
  • Condition: New
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Сurrently out of stock
£394.50

price incl. 20% VAT

free delivery

    • Left- / right-hand drive vehicles: for left-hand drive vehicles
    • for cylinder: 4-6
  • Test Mark: E9-103R
  • Supplementary Article / Supplementary Info: with fastening / mounting material
  • Item number: BK-997ERNS
  • Our price: £458.50
  • Manufacturer: VEGAZ
  • EAN number: 4055503345673
  • Condition: New
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Сurrently out of stock
-23%
compared to RRP £597.88

£458.50

price incl. 20% VAT

excl. delivery costs

excl. bulky item surcharge

MTS 04.3051 Catalytic converter M52B256S4, Length: 750 mm
Article number: 04.3051
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    • Vehicle configuration line / variant: KAT, 424306, 424305
    • Engine Code: M52B256S4
  • Vehicle configuration line / variant: 00000000000000007839, 00000000000000007737
  • Length [mm]: 750
  • Weight [kg]: 5,3
  • Catalytic Converter Type: for vehicles with catalytic converter
  • Item number: 04.3051
  • Our price: £463.00
  • Manufacturer: MTS
  • EAN number: 8033464310455
  • Condition: New
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Сurrently out of stock
£463.00

price incl. 20% VAT

free delivery

BMW 5 Touring (E39) 523 i Bestsellers
  • Fitting Position: Front Axle
  • Diameter [mm]: 296,0
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Supplementary Article / Supplementary Info Info 2: with bolts / screws
  • Product line: PowerDisc
  • Brake Disc Thickness [mm]: 22,0
  • Height [mm]: 76,3
  • Centering Diameter [mm]: 79,0
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120,0
  • Minimum thickness [mm]: 19,6
  • Inner Diameter [mm]: 148,8
  • MAPP code available
  • Bore Diameter [mm]: 14,5
  • Item number: 24.0322-0159.1
  • Manufacturer: ATE
  • EAN number: 4006633010122
  • Condition: New
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In stock
-42%
compared to RRP £144.37

£82.99
Price per item

price incl. 20% VAT

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BOSCH 0 986 424 485 Brake pad set Front Axle, Low-Metallic
Article number: 0 986 424 485
Reviews - 11
  • Fitting Position: Front Axle
  • Brake System: ATE
  • Material: Low-Metallic
  • Supplementary Article / Supplementary Info Info 2: with piston clip, with anti-squeak plate
  • Thickness [mm]: 19,9
  • Quantity Unit: Axle Set
  • Height [mm]: 63,5
  • Width 2 [mm]: 155,2
  • Width 1 [mm]: 154,7
  • WVA Number: 21990
  • Test Mark: ECE-R90
  • Article number of recommended accessories: 1987474029, 1987474217, 1987474960, 1987474334, 1987474958, 1987474322
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  • Item number: 0 986 424 485
  • Our price: £38.99
  • Manufacturer: BOSCH
  • EAN number: 3165143141243
  • Condition: New
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£38.99

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  • Fitting Position: Rear Axle
  • Diameter [mm]: 298
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Supplementary Article / Supplementary Info Info 2: with bolts / screws
  • Brake Disc Thickness [mm]: 20
  • Height [mm]: 61,1
  • Centering Diameter [mm]: 75
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120
  • Minimum thickness [mm]: 18,4
  • fulfils ECE norm: ECE-R90
  • Bore Diameter up to [mm]: 14,6
  • Item number: 0 986 478 426
  • Manufacturer: BOSCH
  • EAN number: 4047024199538
  • Condition: New
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In stock
£37.49
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  • Fitting Position: Front Axle
  • Diameter [mm]: 296
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Brake Disc Thickness [mm]: 22
  • Height [mm]: 76
  • Centering Diameter [mm]: 79
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120
  • Minimum thickness [mm]: 20,4
  • fulfils ECE norm: ECE-R90
  • Bore Diameter up to [mm]: 14,6
  • Item number: 0 986 478 848
  • Manufacturer: BOSCH
  • EAN number: 4047024116283
  • Condition: New
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In stock
£46.49
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BOSCH 0 986 494 009 Brake pad set Rear Axle, Low-Metallic
Article number: 0 986 494 009
Reviews - 10
  • Fitting Position: Rear Axle
  • Material: Low-Metallic
  • Supplementary Article / Supplementary Info Info 2: with mounting manual
  • Thickness [mm]: 17,3
  • Quantity Unit: Axle Set
  • Height [mm]: 45
  • Width [mm]: 121,9
  • WVA Number: 21690
  • Test Mark: ECE-R90
  • Article number of recommended accessories: 1987474268, 1987474942, 1987474940
  • Observe technical data
  • Item number: 0 986 494 009
  • Our price: £25.49
  • Manufacturer: BOSCH
  • EAN number: 4047024090910
  • Condition: New
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£25.49

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  • Fitting Position: Front Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator
    • Vehicle Production Country: Turkey
    • Vehicle Identification Number (VIN): WBA
    • Article number of recommended accessories: 98020600
  • Thickness [mm]: 20,3
  • Quantity Unit: Axle Set
  • Height [mm]: 63,9
  • Width 2 [mm]: 156,5
  • Width 1 [mm]: 155,3
  • WVA Number: 21677
  • Weight [kg]: 2
  • Article number of recommended accessories: 82059300
  • Packaging length [cm]: 17
  • Packaging width [cm]: 12
  • Packaging height [cm]: 8,3
  • Item number: 2167703
  • Our price: £44.49
  • Manufacturer: TEXTAR
  • EAN number: 4019722169489
  • Condition: New
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In stock
£44.49

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  • Fitting Position: Rear Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator
  • Article number of recommended accessories: 82071500
  • Thickness [mm]: 17,3
  • Quantity Unit: Axle Set
  • Height 1 [mm]: 45
  • Height 2 [mm]: 45
  • Width 2 [mm]: 122
  • Width 1 [mm]: 123,2
  • WVA Number: 21691
  • Weight [kg]: 0,94
  • Packaging length [cm]: 15,2
  • Packaging width [cm]: 8,8
  • Packaging height [cm]: 8,4
  • Item number: 2169103
  • Our price: £36.49
  • Manufacturer: TEXTAR
  • EAN number: 4019722163524
  • Condition: New
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In stock
£36.49

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  • Fitting Position: Rear Axle
  • Diameter [mm]: 298
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Oiled
  • Brake Disc Thickness [mm]: 20
  • Height [mm]: 61
  • Centering Diameter [mm]: 75
  • Number of Holes: 5
  • Minimum thickness [mm]: 18,4
  • Test Mark: E1 90R-02C0506 / 1830
  • Item number: BG3042
  • Manufacturer: DELPHI
  • EAN number: 5012759062807
  • Condition: New
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In stock
£35.49
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  • Fitting Position: Front Axle
  • Diameter [mm]: 296
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Oiled
  • Brake Disc Thickness [mm]: 21,9
  • Height [mm]: 76,1
  • Centering Diameter [mm]: 79
  • Number of Holes: 5
  • Minimum thickness [mm]: 20,4
  • Test Mark: E1 90R-02C0074 / 0201
  • Item number: BG3043
  • Manufacturer: DELPHI
  • EAN number: 5012759062814
  • Condition: New
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In stock (Item(s) left: 6)
£44.99
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  • Fitting Position: Front Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator, excl. wear warning contact
  • Thickness [mm]: 20,3
  • Quantity Unit: Axle Set
  • Height 1 [mm]: 63,5
  • Height 2 [mm]: 63,5
  • Width 2 [mm]: 154,6
  • Width 1 [mm]: 155,1
  • Test Mark: E1 90R-02A0334 / 0293
  • MAPP code available
  • Article number of recommended accessories: 24.8190-0219.2
  • Observe dimensions
  • Item number: 13.0460-7089.2
  • Our price: £57.99
  • Manufacturer: ATE
  • EAN number: 4006633238984
  • Condition: New
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In stock
-53%
compared to RRP £124.89

£57.99

price incl. 20% VAT

excl. delivery costs

  • Fitting Position: Rear Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator, excl. wear warning contact
  • Thickness [mm]: 17,3
  • Quantity Unit: Axle Set
  • Height [mm]: 44,9
  • Width [mm]: 123,0
  • Test Mark: E1 90R-02A0498 / 0352
  • MAPP code available
  • Article number of recommended accessories: 24.8190-0218.2, 24.8190-0222.2
  • Observe dimensions
  • Item number: 13.0460-7090.2
  • Our price: £39.99
  • Manufacturer: ATE
  • EAN number: 4006633239004
  • Condition: New
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In stock
-51%
compared to RRP £82.34

£39.99

price incl. 20% VAT

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  • Fitting Position: Front Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator, excl. wear warning contact
  • Thickness [mm]: 20,3
  • Product line: Ceramic
  • Quantity Unit: Axle Set
  • Height 1 [mm]: 63,5
  • Height 2 [mm]: 63,5
  • Width 2 [mm]: 154,6
  • Width 1 [mm]: 155,1
  • Test Mark: E1 90R-02A0258 / 0294
  • MAPP code available
  • Article number of recommended accessories: 24.8190-0219.2
  • Observe dimensions
  • Permissible up to vehicle capacity [kW]: 225
  • Item number: 13.0470-7089.2
  • Our price: £85.99
  • Manufacturer: ATE
  • EAN number: 4006633107129
  • Condition: New
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In stock (Item(s) left: 1)
-47%
compared to RRP £164.67

£85.99

price incl. 20% VAT

excl. delivery costs

  • Fitting Position: Rear Axle
  • Brake System: ATE
  • Wear Warning Contact: prepared for wear warning indicator, excl. wear warning contact
  • Thickness [mm]: 17,3
  • Product line: Ceramic
  • Quantity Unit: Axle Set
  • Height [mm]: 44,9
  • Width [mm]: 123,0
  • Test Mark: E1 90R-02A0258 / 0352
  • MAPP code available
  • Article number of recommended accessories: 24.8190-0218.2, 24.8190-0222.2
  • Observe dimensions
  • Permissible up to vehicle capacity [kW]: 225
  • Item number: 13.0470-7090.2
  • Our price: £55.49
  • Manufacturer: ATE
  • EAN number: 4006633339889
  • Condition: New
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In stock (Item(s) left: 6)
-52%
compared to RRP £116.55

£55.49

price incl. 20% VAT

excl. delivery costs

  • Fitting Position: Rear Axle
  • Diameter [mm]: 298,0
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Supplementary Article / Supplementary Info Info 2: with bolts / screws
  • Brake Disc Thickness [mm]: 20,0
  • Height [mm]: 61,3
  • Centering Diameter [mm]: 75,0
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120,0
  • Minimum thickness [mm]: 18,4
  • Inner Diameter [mm]: 185,0
  • MAPP code available
  • Test Mark: E1 90R-02C0234 / 1092
  • Bore Diameter [mm]: 14,5
  • Item number: 24.0120-0154.1
  • Manufacturer: ATE
  • EAN number: 4006633068154
  • Condition: New
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In stock
-41%
compared to RRP £98.00

£57.99
Price per item

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excl. delivery costs

  • Fitting Position: Front Axle
  • Diameter [mm]: 296,0
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Supplementary Article / Supplementary Info Info 2: with bolts / screws
  • Brake Disc Thickness [mm]: 22,0
  • Height [mm]: 76,3
  • Centering Diameter [mm]: 79,0
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120,0
  • Minimum thickness [mm]: 20,4
  • Inner Diameter [mm]: 148,8
  • MAPP code available
  • Test Mark: E1 90R-02C0115 / 0016
  • Bore Diameter [mm]: 14,5
  • Item number: 24.0122-0159.1
  • Manufacturer: ATE
  • EAN number: 4006633068291
  • Condition: New
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In stock
-49%
compared to RRP £119.43

£60.49
Price per item

price incl. 20% VAT

excl. delivery costs

  • Fitting Position: Rear Axle
  • Diameter [mm]: 298,0
  • Brake Disc Type: Vented
  • Drilled: no
  • Surface: Coated
  • Machining: High-carbon
  • Supplementary Article / Supplementary Info Info 2: with bolts / screws
  • Product line: PowerDisc
  • Brake Disc Thickness [mm]: 20,0
  • Height [mm]: 61,3
  • Centering Diameter [mm]: 75,0
  • Number of Holes: 5
  • Bolt Hole Circle Ø [mm]: 120,0
  • Minimum thickness [mm]: 17,6
  • Inner Diameter [mm]: 185,0
  • MAPP code available
  • Bore Diameter [mm]: 14,5
  • Item number: 24.0320-0154.1
  • Manufacturer: ATE
  • EAN number: 4006633147330
  • Condition: New
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Free delivery on this item
In stock (Item(s) left: 5)
-41%
compared to RRP £112.73

£65.99
Price per item

price incl. 20% VAT

excl. delivery costs

What is the best catalyst for the BMW E39 Touring 523i 2.5?

The best catalytic converters for the BMW E39 Touring M52B25(256S4) are from the following original brands:

  • RIDEX
  • JMJ
  • BM CATALYSTS
  • NAP carparts
  • EEC

How much is a catalytic converter for the BMW E39 Touring 523i 2.5?

The price of a catalytic converter for the 5 Touring E39 523i 2.5 typically ranges from £25.49 to £463.

What should I do if the catalytic converter warning light is flashing?

If the catalytic converter warning light flashes up intermittently or the light’s on for long periods, it usually means that the catalytic converter is faulty or bad. You should check the heat shield plate and find out whether a catalytic converter replacement is necessary to prevent further faults.

Which catalytic converter to choose for a 5 Touring (E39) 523i 163 hp M52B25(256S4)

Length [mm] 600; 750; 1420
Weight [kg] 0.94; 2; 4.4; 5.3; 7.9
Emission rate
Power [PS] 163
Power [kW] 120
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