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TOPRAN 121 549 Fuel Pressure Regulator
Compatible with AUDI A4 B9 (8W2, 8WC) , AUDI A4 B9 Avant (8W5, 8WD) , VW TIGUAN (AD1, AX1) Show more info
Ensures optimal fuel delivery pressure for consistent engine performance. A vital component for maintaining your vehicle's fuel system integrity.
27.02 EUR
inc. VAT 21%
In stock 2
This TOPRAN fuel pressure regulator, part number 121 549, is designed to precisely control the fuel pressure within your vehicle's fuel system. Maintaining the correct fuel pressure is crucial for efficient combustion, optimal engine performance, and preventing issues like stalling or rough idling. Crafted with quality materials, this regulator is built to withstand the demanding conditions of a vehicle's fuel system. Its reliable operation helps ensure that your engine receives the correct amount of fuel at all times, contributing to better fuel economy and reduced emissions. Proper installation of the 121 549 fuel pressure regulator is essential for its effective function. It plays a key role in the overall health of your fuel system, working in conjunction with other components to deliver a smooth and powerful driving experience.
- Controls fuel pressure for optimal engine performance
- Ensures consistent fuel delivery
- Helps prevent stalling and rough idling
- Durable construction for longevity
- Contributes to better fuel economy
- Supports reduced emissions
- Direct fit for compatible applications
Installation side
Fuel rail
Additional article/Additional info 2
High-pressure side
Fuel preparation
Direct injection
Operating pressure [bar]
+350
Mounting type
screwed
Thread size
M 10
Thread pitch [mm]
"1"
Thread length [mm]
9
Wrench size
24
Plug connector housing shape
Oval
Number of pin contacts
3
Housing material
GFK (Glass Fiber Reinforced Plastic)
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AUDI
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A4 B9 (8W2, 8WC)
- 2.0 TFSI (140kW/190PS)
- S4 TFSi quattro (260kW/354PS)
- 40 TFSI Mild Hybrid (140kW/190PS)
- 35 TFSI Mild Hybrid (110kW/150PS)
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A4 B9 Avant (8W5, 8WD)
- 2.0 TFSI (140kW/190PS)
- S4 quattro (260kW/354PS)
- 2.0 TFSI g-tron (125kW/170PS)
- 40 TFSI Mild Hybrid (140kW/190PS)
- 35 TFSI Mild Hybrid (110kW/150PS)
- 40 TFSI g-tron (125kW/170PS)
-
A3 (8V1, 8VK)
- 2.0 TFSI quattro (140kW/190PS)
- 2.0 TFSI (140kW/190PS)
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A3 Sportback (8VA, 8VF)
- 2.0 TFSI quattro (140kW/190PS)
- 2.0 TFSI (140kW/190PS)
- 40 TFSI (140kW/190PS)
-
A3 Limousine (8VS, 8VM)
- 2.0 TFSI quattro (140kW/190PS)
- 2.0 TFSI (140kW/190PS)
-
A5 (F53, F5P)
- S5 quattro (260kW/354PS)
- 2.0 TFSI (140kW/190PS)
- 40 TFSI Mild Hybrid (140kW/190PS)
- 35 TFSI Mild Hybrid (110kW/150PS)
-
A5 Sportback (F5A, F5F)
- S5 quattro (260kW/354PS)
- 2.0 TFSI (140kW/190PS)
- 2.0 TFSI g-tron (125kW/170PS)
- 40 TFSI Mild Hybrid (140kW/190PS)
-
Q5 (FYB, FYG)
- SQ5 TFSI quattro (260kW/354PS)
-
A5 Kabriolets (F57, F5E)
- 2.0 TFSI (140kW/190PS)
- 40 TFSI Mild Hybrid (140kW/190PS)
-
A8 D5 (4N2, 4N8, 4NC, 4NL)
- 55 TFSI Mild Hybrid quattro (250kW/340PS)
- 60 TFSI Mild Hybrid quattro (338kW/460PS)
- 50 TFSI Mild Hybrid quattro (4N8) (210kW/286PS)
- 60 TFSI e quattro (330kW/449PS)
- S8 Mild Hybrid quattro (420kW/571PS)
- 60 TFSI e quattro (340kW/462PS)
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Q2 (GAB, GAG)
- 2.0 TFSI quattro (140kW/190PS)
-
A7 Sportback (4KA)
- 55 TFSI Mild Hybrid quattro (250kW/340PS)
-
Q8 (4MN, 4MT)
- 55 TFSI Mild Hybrid quattro (250kW/340PS)
- SQ8 quattro (373kW/507PS)
- 55 TFSI e quattro (280kW/381PS)
- 60 TFSI e quattro (340kW/462PS)
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A6 C8 (4A2)
- 55 TFSi Mild Hybrid quattro (250kW/340PS)
-
A6 C8 Avant (4A5)
- 55 TFSI Mild Hybrid quattro (250kW/340PS)
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TT (FV3, FVP)
- 40 TFSI (145kW/197PS)
-
TT Roadster (FV9, FVR)
- 40 TFSI (145kW/197PS)
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A1 Sportback (GBA)
- 40 TFSI (147kW/200PS)
-
Q7 (4MB, 4MG, 4MQ)
- 55 TFSI Mild Hybrid quattro (250kW/340PS)
- 55 TFSI e quattro (280kW/381PS)
- 60 TFSI e quattro (335kW/455PS)
- SQ7 quattro (373kW/507PS)
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A3 Limousine (8YS, 8YM)
- RS3 quattro (294kW/400PS)
- RS3 quattro (299kW/407PS)
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A3 Sportback (8YA, 8YF)
- RS3 quattro (294kW/400PS)
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A4 B9 (8W2, 8WC)
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VW
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TIGUAN (AD1, AX1)
- 2.0 TSI 4motion (132kW/180PS)
- 2.0 TSI 4motion (140kW/190PS)
-
ARTEON (3H7, 3H8)
- 2.0 TSI (140kW/190PS)
-
TIGUAN ALLSPACE (BW2, BJ2)
- 2.0 TSI 4motion (132kW/180PS)
- 2.0 TSI 4motion (140kW/190PS)
-
T-ROC (A11, D11)
- 2.0 TSI 4motion (140kW/190PS)
-
POLO VI (AW1, BZ1, AE1)
- 2.0 GTI (147kW/200PS)
-
TOUAREG (CR7, RC8)
- 3.0 TSI 4motion (250kW/340PS)
- 3.0 eHybrid 4motion (280kW/381PS)
- 3.0 R 4motion (340kW/462PS)
-
PASSAT B8 (3G2, CB2)
- 2.0 TSI (140kW/190PS)
-
PASSAT B8 Variant (3G5, CB5)
- 2.0 TSI (140kW/190PS)
- 2.0 TSI (140kW/190PS)
-
ARTEON SHOOTING BRAKE (3H9)
- 2.0 TSi (140kW/190PS)
-
TIGUAN (AD1, AX1)
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SKODA
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KODIAQ I (NS6, NS7, NV7)
- 2.0 TSI 4x4 (132kW/180PS)
- 2.0 TSI 4x4 (140kW/190PS)
-
OCTAVIA III (5E3, NL3, NR3)
- 2.0 TSI (140kW/190PS)
- 2.0 TSI 4x4 (140kW/190PS)
-
OCTAVIA III Combi (5E5, 5E6)
- 2.0 TSI (140kW/190PS)
- 2.0 TSI 4x4 (140kW/190PS)
-
KAROQ (NU7, ND7)
- 2.0 TSI 4x4 (140kW/190PS)
-
SUPERB III Universālis (3V5)
- 2.0 TSI (140kW/190PS)
-
SUPERB III (3V3)
- 2.0 TSI (140kW/190PS)
-
KODIAQ I (NS6, NS7, NV7)
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SEAT
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ATECA (KH7, KHP)
- 2.0 TSI 4Drive (140kW/190PS)
-
LEON (5F1)
- 2.0 TSI (140kW/190PS)
-
LEON ST (5F8)
- 2.0 TSI (140kW/190PS)
- 2.0 TSI 4Drive (140kW/190PS)
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TARRACO (KN2)
- 2.0 TSI 4Drive (140kW/190PS)
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LEON (KL1, KLG)
- 2.0 TFSI (140kW/190PS)
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ATECA (KH7, KHP)
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CUPRA
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FORMENTOR (KM7, KMP)
- 2.0 TSI 4Drive (140kW/190PS)
- 2.5 VZ5 4Drive (287kW/390PS)
- 2.0 TSI (140kW/190PS)
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FORMENTOR (KM7, KMP)
PORSCHE