Spring Maintenance: Essential Prep for Your Ride!
24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
Engine
Body & Lamp Assembly
Brake & Wheel Parts
Drivetrain
Heating & Cooling
Exterior
Suspension & Steering
Rewards program
About us
Blog
Home
›
Brands
›
Walker Products
›
Knock Sensor
Guaranteed Fit
Exact fit for your specific vehicle application.
Free Shipping
Free standard shipping, no minimum required.
90-Day Free Returns
Return your purchase for free within 90 days.
24/7 Support
Instant help from our support team, anytime.
Add your vehicle to ensure fitment
Required Fields
Make/Model
VIN
Save
Walker Products Knock Sensor
Sort by
Best Match
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
5
5
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Veloster N,Optima,Elantra N,Sportage,Kona N
Check if this fits your vehicle
$
47.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
6
3
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Sierra 1500,Savana 1500,Express 1500,Silverado 1500
Check if this fits your vehicle
$
43.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
2
0
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
F-150
Check if this fits your vehicle
$
35.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
7
2
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
CLA250,GLA250
Check if this fits your vehicle
$
39.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
6
1
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Trailblazer EXT,Trailblazer,Envoy XL,Envoy,Bravada
Check if this fits your vehicle
$
34.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
1
8
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Escape,Nautilus,Bronco,Bronco Sport,Ranger,Maverick,Corsair,Edge,Explorer
Check if this fits your vehicle
$
49.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
5
9
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
LR2
Check if this fits your vehicle
$
73.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
5
8
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Outlander,Outlander Sport,Lancer
Check if this fits your vehicle
$
86.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
9
1
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
CT4,Trailblazer,Sierra 1500,Encore GX,CT5,Acadia,Envision,XT5,XT4,XT6,Silverado 1500,Blazer
Check if this fits your vehicle
$
26.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
1
6
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Optima,Sonata
Check if this fits your vehicle
$
42.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
3
3
1
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
FR-S,QX70,Q70L,Q70,FX50,86,M56
Check if this fits your vehicle
$
121.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
4
0
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Transit Connect,Maverick,Corsair
Check if this fits your vehicle
$
45.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
8
1
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
K5,Sonata
Check if this fits your vehicle
$
66.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
4
4
5
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Venue,Accent,Rio
Check if this fits your vehicle
$
45.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
9
1
0
1
7
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Cavalier,Eldorado,Firebird,Cutlass,Seville,Cimarron,Aurora,Camaro,Fiero,Monte Carlo,Celebrity,98,Cutlass Supreme,DeVille,Beretta,Grand Prix,Achieva,6000,Firenza,Century
Check if this fits your vehicle
$
46.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
9
1
0
1
6
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
88,Trans Sport,C2500,Calais,G20,Commercial Chassis,Safari,Corvette,Electra,Firebird,G2500,Silhouette,Camaro,Riviera,G1500,Monte Carlo,K1500,Toronado,Reatta,LeSabre
Check if this fits your vehicle
$
46.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
9
1
0
2
3
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
C2500,G20,Safari,Corvette,Firebird,G2500,P3500,Camaro,Syclone,Yukon,G1500,Astro,K3500,K1500,Tahoe,Jimmy,C1500,R2500 Suburban,Fleetwood,G30
Check if this fits your vehicle
$
54.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
9
1
0
1
9
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Trans Sport,Lumina APV,Silhouette,LeSabre,Regal
Check if this fits your vehicle
$
71.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
9
1
0
9
4
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
Amigo,Passport,Rodeo,Trooper,SLX,VehiCROSS
Check if this fits your vehicle
$
52.99
Dispatch within 1 business day
VIEW DETAIL
W
a
l
k
e
r
P
r
o
d
u
c
t
s
2
4
2
-
1
0
0
0
I
g
n
i
t
i
o
n
K
n
o
c
k
(
D
e
t
o
n
a
t
i
o
n
)
S
e
n
s
o
r
PB200,Gran Fury,Ram 50,Voyager,Lancer,B350,B150,Scamp,W300,D250,Sundance,LeBaron,Omni,PB250,Arrow,Fleetwood,Conquest,B200,Aries,Acclaim
Check if this fits your vehicle
$
54.99
Dispatch within 1 business day
VIEW DETAIL
1
2
3
4
5
...
6
7
8
9
Page 1 of 9