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Amazon Best Sellers
Our most popular products based on sales. Updated hourly.
Best Sellers in
Automotive Performance Emission Systems
#1
Spectre Performance SPE-9771 Black 4" Intake Coupler
4.7 out of 5 stars
359
$14.99
#2
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2014-2020 Chevy/GMC/Cadillac (Silverado 1500, Suburban, Tahoe, Sierra 1500, Yukon, Yukon Denali, Escalade) V8,63-3082
4.7 out of 5 stars
1,235
$251.67
#3
Spectre - SPE-4954 Performance 4954 Air Cleaner Riser Kit
4.6 out of 5 stars
364
$9.99
#4
Mishimoto Transition Coupler, 0.875" to 1.125", Black
4.7 out of 5 stars
484
$6.95
-
$27.87
#5
Edelbrock EDL4403 Pro-Flo Black Round Breather, Multi, One Size
4.7 out of 5 stars
301
$11.99
#6
Spectre Performance 5339 PCV Breather Grommet
4.6 out of 5 stars
528
$7.63
#7
Spectre Performance 4276 1-1/4" Push-In Breather with Grommet
4.6 out of 5 stars
304
$6.99
#8
Spectre Performance 9781 Black 4" 90 Degree Boot
4.6 out of 5 stars
265
$23.95
#9
Spectre Performance SPE-9741 Black 4" x 3.5" Intake Coupler
4.6 out of 5 stars
273
$14.99
#10
Spectre Performance (9148) 4" Duct Mounting Plate
4.5 out of 5 stars
172
$6.99
#11
Spectre Performance 9419 3" ID Aluminum Intake Tube
4.6 out of 5 stars
91
$12.99
#12
Flowmaster 843015 Super 10 Muffler 409S - 3.00 Center IN / 3.00 Center OUT - Aggressive Sound
4.7 out of 5 stars
423
$77.99
#13
Spectre Performance 4208 Low Profile Air Cleaner Nut
4.6 out of 5 stars
102
$6.99
#14
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2014-2020 Chevy/GMC/Cadillac (Silverado 1500, Suburban, Tahoe, Sierra 1500, Yukon, Yukon Denali, Escalade) 77-3082KP
4.7 out of 5 stars
653
$289.99
#15
Spectre Performance SPE-9849 4" Single Air Intake Plenum
4.8 out of 5 stars
101
$93.11
#16
Spectre Performance 9761 Black 4" x 3" Intake Coupler (SPE-9761)
4.7 out of 5 stars
104
$14.99
#17
Spectre Performance SPE-97990 97990 4" 90° Aluminum Elbow with 7" Leg
4.7 out of 5 stars
86
$38.29
#18
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2015-2019 Ford F150, 2.7L V6,63-2593
4.7 out of 5 stars
246
$260.99
#19
Spectre Performance 4300 3/4" Standard Push-In Breather
4.5 out of 5 stars
131
$11.06
#20
Spectre Performance 9541 Black 3.5" to 3" Intake Coupler
4.6 out of 5 stars
152
$14.51
#21
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: 50-State Legal: Fits 2011-2014 Ford F150, 3.5L V6,57-2583
4.6 out of 5 stars
149
$299.99
#22
Spectre Performance 3991 Black 9mm Breather Filter
4.6 out of 5 stars
173
$12.25
#23
Spectre Performance 9719 6" Straight Aluminum Intake Tube, Model:SPE-9719
4.6 out of 5 stars
148
$12.99
#24
Spectre Performance 8751 Black 3" to 2.5" Intake Coupler
4.4 out of 5 stars
135
$9.99
#25
aFe Power 54-72203-S Dynamic Air Scoop
4.4 out of 5 stars
168
$49.78
#26
Spectre Performance 8741 Black 3" Air Duct Hose
4.6 out of 5 stars
407
$19.99
#27
Mishimoto Straight Silicone Coupler - 2.5" x 1.25", Black
4.7 out of 5 stars
239
$6.95
-
$27.87
#28
Spectre Performance 9709 4" Straight Aluminum Intake Tube
4.7 out of 5 stars
252
$16.67
#29
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2001-2007 Chevy/GMC Heavy Duty (Silverado 2500, Silverado 3500, Sierra 2500, Sierra 3500) 6.0L V8, 77-3031KP
4.6 out of 5 stars
89
$285.99
-
$549.86
#30
Airaid AIR-100-400 UBI (U-Build-It) Intake Kit
4.5 out of 5 stars
48
$122.07
#31
Spectre Performance SPE-97490 97490 4" 45° Aluminum Elbow with 7" Leg
4.7 out of 5 stars
39
$38.51
#32
Spectre Performance 9549 3.5" Aluminum Intake Tube
4.8 out of 5 stars
25
$19.99
#33
AIRAID 200-996 Airaid Mit; Chev. Trucks, 2007-2014, W/Elect. Cooling Fan
4.6 out of 5 stars
322
$159.99
#34
Spectre Performance SPE-97962 97962 4" 110° Aluminum Elbow with 7" Leg
4.7 out of 5 stars
9
$37.36
#35
Spectre Performance 4290 PCV Breather with Grommet
4.2 out of 5 stars
38
$10.99
#36
Spectre Performance 9499 3" 90 Degree Mandrel Intake Tube
4.7 out of 5 stars
22
$29.99
#37
Spectre Performance SPE-97991 4" O.D. 90° Intake Tube
4.7 out of 5 stars
19
$99.99
#38
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2012-2014 MINI (Cooper) 69-2024TTK
4.3 out of 5 stars
6
$249.99
#39
Mopar 53032531AE PCV Valve Grommet
4.9 out of 5 stars
23
$26.78
#40
Spectre Performance 42856 Blue High Performance Push-In Breather
4.5 out of 5 stars
21
$17.99
#41
Spectre Performance 8752 Red 3" to 2.5" Intake Coupler
4.1 out of 5 stars
11
$10.35
#42
HPS HTSVH6-BLUEx5 Blue 5' Length High Temperature Silicone Vacuum Tubing Hose (60 psi Maxium Pressure, 1/4" ID)
4.4 out of 5 stars
90
$13.00
#43
WIX Filters - 42995 Breather Filter, Pack of 1
4.5 out of 5 stars
23
$4.78
#44
K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: Fits 2014-2018 Chevy/GMC (Silverado 1500, Sierra 1500) 4.3L V6, 77-3085KP
4.5 out of 5 stars
63
$282.99
-
$349.99
#45
DC Sports CAI5529 Polished Cold Air Intake System with Filter and Installation Hardware
4.6 out of 5 stars
59
$142.62
#46
Spectre Performance 8791 3" ID 90 Degree Boot
4.4 out of 5 stars
138
$19.99
#47
Billet Specialties 21920 Polished Oval Ball Milled PCV Breather
4.2 out of 5 stars
4
$44.37
#48
aFe Power Magnum FORCE 54-11648 BMW 128i/135i (E82/88) Intake System Scoops
5.0 out of 5 stars
7
$110.00
-
$213.64
#49
Airaid Airaid Intake Kit; Dodge Chall/Charg, Chry 300, V6/8, 2011-2018, Black
4.7 out of 5 stars
437
$233.61
-
$332.08
#50
Allstar Performance ALL36203 1-1/2" Valve Cover Breather with Shield
4.8 out of 5 stars
72
$9.99
-
$26.73
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