Original filter box (air box, intake air filter box) for Citroën and Peugeot cars with a 1.4 16V KFU (ET3J4) petrol engine. This is a used original PSA part from disassembly – precise fit, proper suction tightness and long service life compared to cheap replacements. Suitable for Citroën C3, C4 and Peugeot 206, 307 models with the specified engine.

OE/PSA numbers for verification of conformity:
– 9658662780, 9658662980, 9646467280, 9649193980
– 1420P7 / 1420.P7

Compatibility by engine:
– Citroën C3 1.4 16V (KFU/ET3J4)
– Citroën C4 1.4 16V (KFU/ET3J4)
– Peugeot 206 1.4 16V (KFU/ET3J4)
– Peugeot 307 1.4 16V (KFU/ET3J4)
Note: Always compare the OE numbers and part shape to your original part before purchasing.

Technical information:
– Purpose: air filter box/intake box for gasoline 1.4 16V KFU (ET3J4)
– Location: engine compartment, connection between intake hose and filter body
– Function: ensures a clean, quiet and correctly dosed air supply; correct intake tightness = stable idling, performance and consumption
– Material: durable plastic with factory grips and suction damping
– Condition: used original; always compare the visual condition and completeness with the photos
– Packaging: usually a cabinet/box itself; air filter insert not included (use a new one)

Why choose this part:
– Original PSA quality and dimensional accuracy
– Correct compatibility with KFU engine (ET3J4) without modification
– Better tightness and suction acoustics compared to universal replacements
– Quick installation – fits into original holders and serial hoses

Assembly Tips:
– Always install a new air filter insert and check the condition of the intake hoses and seals
– Check all latches and catches before assembly; leaks can cause idle fluctuations and mixture errors
– Verify the OE numbers (9658662780 / 9658662980 / 9646467280 / 9649193980 / 1420P7) and the shape of your original part

Search terms: filter box Citroën C3/C4, filter box Peugeot 206/307, air box 1.4 16V KFU, air filter box 1420P7, 9658662780, 9646467280.