ALEGE MASINA
CAUTARE DUPA VIN
  • Plata in rate

Postari pe blog

Vezi tot
Top 5 site-uri gratuite cu cataloage online OEM – recomandate de e-autoshop.ro
Top 5 site-uri gratuite cu cataloage online OEM...
De ce merita sa cauti codul original (OEM) al piesei auto in cataloage online...
23.11.2025 AUTO SHOP 304 0
Top 9 cele mai fiabile motoare diesel fabricate intre anii 2000 - 2020
Top 9 cele mai fiabile motoare diesel fabricate...
         Top 9 cele mai fiabile motoare diesel fabricate intre anii 2000-2020...
04.04.2024 AUTO SHOP 1131 1
Diferența dintre piesele auto OE și OEM
Diferența dintre piesele auto OE și OEM
În industria auto, termenii „OE” (Original Equipment) și „OEM” (Original Equipment...
05.04.2025 AUTO SHOP 552 0

MANN-FILTER C 3178 Filtru aer

C 3178
Filtru aer (MANN-FILTER C 3178). Compatibil cu: OPEL ASTRA F hatchback, ASTRA F, ASTRA F combi, ASTRA F Cabriolet, ASTRA F CLASSIC hatchback, ASTRA F CLASSIC limuzina, ASTRA F CLASSIC combi. Motorizari 1.4, 1.6, 1.8, 2.0 benzina; 1.7 diesel; ani fabricatie 1991-2005.
36,48 lei
Cu TVA
Disponibil in depozit
Depozit01
3 buc
ACDelco
PC562
ALCO FILTER
MD9192
ASAS
HF8246
BOSCH
1457433525
BOSCH
S3525
CHAMPION
CAF100598P
CHAMPION
CAF100599P
CHAMPION
U598
CHAMPION
U599606
CITROËN
1444P5
CLEAN FILTERS
MA119
CLEAN FILTERS
MA518
COMLINE
EAF003
COOPERS
AG1105
COOPERS
AG1116
CoopersFiaam
PA7138
CROSLAND FILTERS
9273
FEBI BILSTEIN
32136
FIL FILTER
HP2049
FILTRAK
C846
FILTRON
AP050
FRAM
CA5400
GENERAL MOTORS
834268
GENERAL MOTORS
90410652
GENERAL MOTORS
90443103
GENERAL MOTORS
90443104
GIF
GA854
GUD FILTERS
AG845
HENGST FILTER
E236L
KOLBENSCHMIDT
332AP
KOLBENSCHMIDT
50013332
LAUTRETTE
ELP3499
LUCAS ELECTRICAL
EDA648
LUCAS ELECTRICAL
EDA650
MAGNETI MARELLI
152071760785
MAGNETI MARELLI
71760785
MAHLE
LX 390
MAPCO
60098
MEAT & DORIA
16390
MEAT & DORIA
18696
MOTAQUIP
VFA646
MULLER FILTER
PA406
OPEL
834268
OPEL
90410651
OPEL
90410652
OPEL
90443103
P.B.R.
AI5073
P.B.R.
AI5074
PEUGEOT
1444P5
PURFLUX
A213
PUROLATOR
A37011
PUROLATOR
A39219
PZL SEDZISZOW
WA50235
PZL SEDZISZOW
WA51235
SCT Germany
SB278
SOFIMA
S3017A
SWAG
40 93 2136
TECNECO FILTERS
AR406PM
TEHO
2440
UFI
3000200
UFI
3001700
UNIPART
GFE2225
VALEO
585070
VAUXHALL
90443104
WIX FILTERS
WA6213

ASTRA hatchback (TR) 1.6 CD (1995 - 1998) 1598 ccm, 74 kw, 101 hp

ASTRA hatchback (TR) 2.0 GSi (1995 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA limuzina (TR) 1.6 CD (1995 - 1998) 1598 ccm, 74 kw, 101 hp

COUPE 1.6 16V (1997 - ) 1598 ccm, 78 kw, 106 hp

ASTRA F (T92) 1.4 (F19, M19) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F (T92) 1.4 i 16V (F19, M19) (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA F (T92) 1.4 Si (F19, M19) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F (T92) 1.6 i 16V (F19, M19) (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA F (T92) 1.6 Si (F19, M19) (1992 - 1994) 1598 ccm, 74 kw, 100 hp

ASTRA F (T92) 1.7 D (F19, M19) (1992 - 1992) 1699 ccm, 42 kw, 57 hp

ASTRA F (T92) 1.7 D (F19, M19) (1992 - 1998) 1699 ccm, 44 kw, 60 hp

ASTRA F (T92) 1.8 i 16V (F19, M19) (1993 - 1994) 1799 ccm, 92 kw, 125 hp

ASTRA F (T92) 1.8 i 16V (F19, M19) (1994 - 1998) 1799 ccm, 85 kw, 116 hp

ASTRA F (T92) 1.8 i 16V (F19, M19) (1995 - 1996) 1796 ccm, 82 kw, 112 hp

ASTRA F (T92) 2.0 i 16V (F19, M19) (1995 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA F Cabriolet (T92) 1.4 i 16V (1996 - 2001) 1389 ccm, 66 kw, 90 hp

ASTRA F Cabriolet (T92) 1.4 Si (1993 - 2001) 1389 ccm, 60 kw, 82 hp

ASTRA F Cabriolet (T92) 1.8 i 16V (1994 - 2001) 1799 ccm, 85 kw, 116 hp

ASTRA F caroserie inchisa/combi (T92) 1.6 i (F70) (1992 - 1994) 1598 ccm, 74 kw, 101 hp

ASTRA F caroserie inchisa/combi (T92) 1.6 i 16V (F70) (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA F caroserie inchisa/combi (T92) 1.7 D (F70) (1992 - 1999) 1699 ccm, 44 kw, 60 hp

ASTRA F caroserie inchisa/combi (T92) 1.7 D (F70) (1991 - 1992) 1699 ccm, 42 kw, 57 hp

ASTRA F CLASSIC combi (T92) 1.6 i 16V (F35, M35) (1998 - 2005) 1598 ccm, 74 kw, 101 hp

ASTRA F CLASSIC hatchback (T92) 1.6 i 16V (F08, M08, F68, M68) (1998 - 2002) 1598 ccm, 74 kw, 101 hp

ASTRA F CLASSIC limuzina (T92) 1.6 i 16V (F19, M19) (1998 - 2002) 1598 ccm, 74 kw, 101 hp

ASTRA F combi (T92) 1.4 (F35, M35) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F combi (T92) 1.4 i 16V (F35, M35) (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA F combi (T92) 1.4 Si (F35, M35) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F combi (T92) 1.6 i 16V (F35, M35) (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA F combi (T92) 1.6 Si (F35, M35) (1992 - 1994) 1598 ccm, 74 kw, 101 hp

ASTRA F combi (T92) 1.7 D (F35, M35) (1991 - 1992) 1699 ccm, 42 kw, 57 hp

ASTRA F combi (T92) 1.7 D (F35, M35) (1992 - 1998) 1699 ccm, 44 kw, 60 hp

ASTRA F combi (T92) 1.8 (F35, M35) (1991 - 1993) 1796 ccm, 85 kw, 116 hp

ASTRA F combi (T92) 1.8 i 16V (F35, M35) (1993 - 1998) 1799 ccm, 92 kw, 125 hp

ASTRA F combi (T92) 1.8 i 16V (F35, M35) (1994 - 1998) 1799 ccm, 85 kw, 116 hp

ASTRA F combi (T92) 2.0 i 16V (F35, M35) (1993 - 1998) 1998 ccm, 110 kw, 150 hp

ASTRA F combi (T92) 2.0 i 16V (F35, M35) (1995 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA F hatchback (T92) 1.4 (F08, M08, F68, M68) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F hatchback (T92) 1.4 i 16V (F08, M08, F68, M68) (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA F hatchback (T92) 1.4 Si (F08, M08, F68, M68) (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA F hatchback (T92) 1.6 i 16V (F08, M08, F68, M68) (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA F hatchback (T92) 1.6 Si (F08, M08, F68, M68) (1992 - 1994) 1598 ccm, 74 kw, 101 hp

ASTRA F hatchback (T92) 1.7 D (F08, M08, F68, M68) (1991 - 1992) 1699 ccm, 42 kw, 57 hp

ASTRA F hatchback (T92) 1.7 D (F08, M08, F68, M68) (1992 - 1998) 1699 ccm, 44 kw, 60 hp

ASTRA F hatchback (T92) 1.8 (F08, M08, F68, M68) (1991 - 1993) 1796 ccm, 85 kw, 116 hp

ASTRA F hatchback (T92) 1.8 i 16V (F08, M08, F68, M68) (1994 - 1998) 1799 ccm, 85 kw, 116 hp

ASTRA F hatchback (T92) 1.8 i 16V (F08, M08, F68, M68) (1993 - 1994) 1799 ccm, 92 kw, 125 hp

ASTRA F hatchback (T92) 2.0 GSI 16V (F08, M08, F68, M68) (1991 - 1998) 1998 ccm, 110 kw, 150 hp

ASTRA F hatchback (T92) 2.0 i 16V (F08, M08, F68, M68) (1995 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA Mk III (F) Cabriolet (T92) 1.8 (1994 - 1996) 1799 ccm, 92 kw, 125 hp

ASTRA Mk III (F) Cabriolet (T92) 1.8 16V (1994 - 2001) 1799 ccm, 85 kw, 116 hp

ASTRA Mk III (F) Cabriolet (T92) 2.0 i 16V (1994 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA Mk III (F) combi (T92) 1.4 i (1991 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA Mk III (F) combi (T92) 1.4 i 16V (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA Mk III (F) combi (T92) 1.6 i 16V (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA Mk III (F) combi (T92) 1.6 Si (1991 - 1994) 1598 ccm, 74 kw, 100 hp

ASTRA Mk III (F) combi (T92) 1.7 D (1991 - 1998) 1699 ccm, 42 kw, 57 hp

ASTRA Mk III (F) combi (T92) 1.7 D (1991 - 1994) 1699 ccm, 44 kw, 60 hp

ASTRA Mk III (F) combi (T92) 1.8 i 16V (1994 - 1998) 1796 ccm, 92 kw, 125 hp

ASTRA Mk III (F) combi (T92) 1.8 i 16V (1994 - 1998) 1796 ccm, 85 kw, 115 hp

ASTRA Mk III (F) combi (T92) 2.0 i 16V (1994 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA Mk III (F) hatchback (T92) 1.4 i (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA Mk III (F) hatchback (T92) 1.4 i 16V (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA Mk III (F) hatchback (T92) 1.6 i (1992 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA Mk III (F) hatchback (T92) 1.6 i 16V (1994 - 1998) 1598 ccm, 74 kw, 101 hp

ASTRA Mk III (F) hatchback (T92) 1.7 D (1991 - 1998) 1699 ccm, 42 kw, 57 hp

ASTRA Mk III (F) hatchback (T92) 1.7 D (1991 - 1994) 1699 ccm, 44 kw, 60 hp

ASTRA Mk III (F) hatchback (T92) 1.8 i 16V (1994 - 1998) 1796 ccm, 92 kw, 125 hp

ASTRA Mk III (F) hatchback (T92) 1.8 i 16V (1994 - 1998) 1796 ccm, 85 kw, 115 hp

ASTRA Mk III (F) hatchback (T92) 2.0 i 16V (1991 - 1998) 1998 ccm, 110 kw, 150 hp

ASTRA Mk III (F) hatchback (T92) 2.0 i 16V (1994 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRA Mk III (F) limuzina (T92) 1.4 i (1992 - 1998) 1389 ccm, 60 kw, 82 hp

ASTRA Mk III (F) limuzina (T92) 1.4 i 16V (1996 - 1998) 1389 ccm, 66 kw, 90 hp

ASTRA Mk III (F) limuzina (T92) 1.6 i (1992 - 1994) 1598 ccm, 74 kw, 100 hp

ASTRA Mk III (F) limuzina (T92) 1.6 i 16V (1994 - 1998) 1598 ccm, 74 kw, 100 hp

ASTRA Mk III (F) limuzina (T92) 1.7 D (1992 - 1992) 1699 ccm, 42 kw, 57 hp

ASTRA Mk III (F) limuzina (T92) 1.7 D (1992 - 1998) 1699 ccm, 44 kw, 60 hp

ASTRA Mk III (F) limuzina (T92) 1.8 i 16V (1993 - 1994) 1799 ccm, 92 kw, 125 hp

ASTRA Mk III (F) limuzina (T92) 1.8 i 16V (1995 - 1998) 1796 ccm, 82 kw, 112 hp

ASTRA Mk III (F) limuzina (T92) 1.8 i 16V (1994 - 1996) 1796 ccm, 85 kw, 115 hp

ASTRA Mk III (F) limuzina (T92) 2.0 i 16V (1995 - 1998) 1998 ccm, 100 kw, 136 hp

ASTRAVAN Mk III (F) caroserie inchisa/combi (T92) 1.7 D (F70) (1991 - 1994) 1699 ccm, 44 kw, 60 hp

ASTRAVAN Mk III (F) caroserie inchisa/combi (T92) 1.7 D (F70) (1991 - 1993) 1699 ccm, 42 kw, 57 hp

Detalii ale produsului
C 3178
Nou

Fisa tehnica

Tip filtru
Insertie filtru
Lungime [mm]
309
Latime [mm]
230
Înaltime [mm]
25
Nou
16 alte produse in aceeasi categorie:

Referinta: 6C0129620D

Marca: VAG

VAG 6C0129620D Filtru aer

Înaltime 1 [mm] : 349,5, Înaltime [mm] : 47,5, Latime [mm] : 206, Lungime [mm] : 349,5, Tip filtru : Insertie filtru

VAG 6C0129620D Filtru aer. Compatibil cu: AUDI A1, A1 Sportback; SEAT IBIZA IV, IBIZA IV SC, IBIZA IV ST, TOLEDO IV; SKODA FABIA III, FABIA III combi, RAPID, RAPID Spaceback; VW POLO V, POLO. Motorizari 1.4 diesel; ani fabricatie 2014-2021.

Pret 104,41 lei
Ultimele produse in stoc

Referinta: C 24 128

Marca: MANN-FILTER

MANN-FILTER C 24 128 Filtru aer

Înaltime [mm] : 58, Latime [mm] : 188, Lungime [mm] : 242, Tip filtru : Insertie filtru

Filtru aer (MANN-FILTER C 24 128). Compatibil cu: OPEL VECTRA B, VECTRA B hatchback, VECTRA B combi. Motorizari 2.2 benzina; 2.0 diesel; ani fabricatie 1996-2003.

Pret 39,89 lei
Ultimele produse in stoc

Referinta: C 2620

Marca: MANN-FILTER

MANN-FILTER C 2620 Filtru aer

Înaltime [mm] : 61, Latime [mm] : 149, Lungime [mm] : 287, Tip filtru : Insertie filtru

Filtru aer (MANN-FILTER C 2620). Compatibil cu: SUBARU BRZ; TOYOTA ISIS, COROLLA, AVENSIS combi, COROLLA limuzina, AVENSIS Liftback, AVENSIS, GT 86 cupe, AVENSIS VERSO, COROLLA combi, COROLLA Verso, AVENSIS limuzina, ALLION I, WISH, MATRIX, CALDINA combi, NOAH/VOXY, OPA, PREMIO, MR2 II. Motorizari 1.3, 1.4, 1.5, 1.6, 1.8, 2.0, 2.4 benzina; ani fabricatie...

Pret 55,83 lei
In stoc

Referinta: LX 2870

Marca: KNECHT

KNECHT LX 2870 Filtru aer

Greutate netă [g] : 163,0, Inaltime ambalaj [cm] : 22,50, Înaltime [mm] : 38,3, Latime ambalaj [cm] : 4,50, Latime [mm] : 186, Lungime ambalaj [cm] : 19,5, Lungime [mm] : 220,0, Material etansare : spumă /spumă dură, Tip filtru : Insertie filtru

Filtru aer (KNECHT LX 2870). Compatibil cu: TOYOTA PRIUS PLUS, AURIS, PRIUS, AURIS combi, RAV 4 IV. Motorizari 1.8, 2.5 benzina; ani fabricatie 2008-2018.

Pret 79,67 lei
In stoc

Referinta: 12138367

Marca: MTR

MTR 12138367 Filtru aer

Înaltime [mm] : 52, Latime [mm] : 234, Lungime [mm] : 293, Tip filtru : Insertie filtru

Filtru aer (MTR 12138367). Compatibil cu: OPEL ASTRA G hatchback, ASTRA G combi, ASTRA H, ASTRA G limuzina, ZAFIRA A, ASTRA G, ASTRA G Cabriolet, ASTRA G cupe, ASTRA H combi, ASTRA H GTC, ASTRA H limuzina, ASTRA H CLASSIC hatchback, ASTRA G CLASSIC, ASTRA G CLASSIC Cara. Motorizari 1.2, 1.7, 2.0, 2.2 diesel; ani fabricatie 1998-2010.

Pret 27,18 lei
In stoc

Referinta: F 026 400 625

Marca: BOSCH

BOSCH F 026 400 625 Filtru aer

Înaltime [mm] : 57, Latime [mm] : 130, Lungime [mm] : 224, Tip filtru : Insertie filtru

Filtru aer (BOSCH F 026 400 625). Compatibil cu: NISSAN MICRA V, JUKE; RENAULT CLIO V, CAPTUR II. Motorizari 0.9, 1.0, 1.3 benzina; 1.5 diesel; ani fabricatie 2016-.

Pret 68,72 lei
Ultimele produse in stoc

Referinta: F 026 400 104

Marca: BOSCH

BOSCH F 026 400 104 Filtru aer

Calitate : 1, Înaltime [mm] : 58,3, Latime [mm] : 182, Lungime [mm] : 270, Tip filtru : Insertie filtru

Filtru aer (BOSCH F 026 400 104). Compatibil cu: LAND ROVER FREELANDER 2. Motorizari 3.2 benzina; 2.2 diesel; ani fabricatie 2006-2014.

Pret 63,35 lei
In stoc

Referinta: LX 3471

Marca: KNECHT

KNECHT LX 3471 Filtru aer

Greutate netă [g] : 414,0, Inaltime ambalaj [cm] : 24,10, Înaltime [mm] : 57, Latime ambalaj [cm] : 6,60, Latime [mm] : 236, Lungime ambalaj [cm] : 23,6, Lungime [mm] : 219, Material etansare : spumă /spumă dură, Tip filtru : Insertie filtru

Filtru aer (KNECHT LX 3471). Compatibil cu: MERCEDES B-CLASS Sports Tourer, CLA cupe, A-CLASS, GLA-CLASS, CLA Shooting Brake. Motorizari 1.5, 1.8, 2.1 diesel; ani fabricatie 2011-2019.

Pret 114,74 lei
Ultimele produse in stoc

Referinta: 1 457 433 046

Marca: BOSCH

BOSCH 1 457 433 046 Filtru aer

Calitate : 1, Înaltime [mm] : 70,3, Latime [mm] : 212,5, Lungime [mm] : 266,5, Tip filtru : Insertie filtru

Filtru aer (1457433046 1 457 433 046 BOSCH) AUDI, SEAT A4 B6 | A4 B6 Avant | A4 B6 Cabriolet | A4 B7 | A4 B7 Avant | A4 B7 Cabriolet | EXEO | EXEO ST

Pret 59,75 lei
In stoc

Referinta: C 2324

Marca: MANN-FILTER

MANN-FILTER C 2324 Filtru aer

Înaltime [mm] : 46, Latime [mm] : 188, Lungime [mm] : 224, Tip filtru : Insertie filtru

Filtru aer (MANN-FILTER C 2324). Compatibil cu: CHEVROLET AVEO / KALOS limuzina, AVEO / KALOS hatchback, SAIL hatchback; DAEWOO KALOS, KALOS limuzina. Motorizari 1.2, 1.4, 1.5, 1.6 benzina; ani fabricatie 2002-2013.

Pret 38,59 lei
In stoc

Referinta: C 2055

Marca: MANN-FILTER

MANN-FILTER C 2055 Filtru aer

Înaltime [mm] : 41, Latime [mm] : 199, Lungime [mm] : 191, Tip filtru : Insertie filtru

Filtru aer (MANN-FILTER C 2055). Compatibil cu: HONDA CIVIC V cupe, CIVIC VI Hatchback, CIVIC VI limuzina, CR-V I, CAPA, HR-V, CIVIC VI Fastback. Motorizari 1.5, 1.6, 2.0 benzina; ani fabricatie 1994-2005.

Pret 48,08 lei
Ultimele produse in stoc

Referinta: 585653

Marca: VALEO

VALEO 585653 Filtru aer

Diametru exterior 1 [mm] : 156,5, Diametru exterior [mm] : 153, Diametru interior [mm] : 70, Greutate [kg] : 0,485, Înaltime [mm] : 204, Tip filtru : Insertie filtru

Filtru aer (VALEO 585653). Compatibil cu: FORD C-MAX II, GRAND C-MAX, FOCUS III limuzina, FOCUS III, FOCUS III Turnier, C-MAX, FOCUS II Turnier, FOCUS hatchback, FOCUS limuzina, FOCUS II, FOCUS II limuzina, FOCUS II Cabriolet, KUGA I, TOURNEO CONNECT / GRAND TOURNEO CONNECT V408, TRANSIT CONNECT V408, KUGA II, KUGA, TRANSIT CONNECT, ESCAPE; MAZDA 5, 3...

Pret 59,80 lei
In stoc

Referinta: F 026 400 150

Marca: BOSCH

BOSCH F 026 400 150 Filtru aer

Înaltime [mm] : 74, Latime [mm] : 168, Lungime [mm] : 278, Tip filtru : Insertie filtru

Filtru aer (BOSCH F 026 400 150). Compatibil cu: CITROËN C4 II, DS4, C4 PICASSO I, C4 GRAND PICASSO I, DS5, C4 I, C4 cupe; PEUGEOT 307 Break, 307 SW, 307 CC, 5008, 308 I, 308 SW I, 308 CC, 3008, RCZ, 5008 I. Motorizari 2.0 diesel; ani fabricatie 2004-2017.

Pret 73,16 lei
In stoc

Referinta: F 026 400 624

Marca: BOSCH

BOSCH F 026 400 624 Filtru aer

Înaltime [mm] : 47,7, Latime [mm] : 170, Lungime [mm] : 276, Tip filtru : Insertie filtru

Filtru aer (BOSCH F 026 400 624). Compatibil cu: AUDI A3, A3 Sportback, A3 Limousine, A3 Cabriolet, Q3, Q2, A1 Sportback, A1 City Carver, Q3 Sportback, A1 Allstreet, A3 Allstreet; FORD TOURNEO CONNECT / GRAND TOURNEO CONNECT; SEAT IBIZA V, ARONA, ATECA, LEON, LEON ST, TARRACO, LEON Sportstourer; SKODA KAROQ, OCTAVIA III, OCTAVIA III Combi, SUPERB III,...

Pret 80,56 lei
In stoc

Urmariti-ne pe Facebook