Connects to throttle body
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Brand:
ES#:
34606
Mfg#:
13711247031
In Stock
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$48.99
This product was last offered at the strikethrough price on 10-28-2026
Used between air mass sensor & throttle valve
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For models with ASC+T
Smooth out the incoming air to the throttle body. Also can be used to upgrade the Stage 1 design to Stage 2
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply CARB certified for sale in all 50 states
Brand:
ES#:
2985982
Mfg#:
54-10469-B
EO#:
D-550-38
Ships in 3 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$117.99
This product was last offered at the strikethrough price on 10-28-2026
Connects mass airflow sensor to air intake tube
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Located between mass air flow meter and intake manifold
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! For models without ASC+T
90 degree elbow that connects to the MAF
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! Fits up to 09/87 production date
Located between MAF and throttle body
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Boot that attaches to the mass air sensor
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Brand:
ES#:
34017
Mfg#:
13541435625
Ships in 1-2 days
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$34.99
This product was last offered at the strikethrough price on 10-28-2026
Rubber boot between air flow meter and throttle body
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Responsible for feeding the intake clean air
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Brand:
ES#:
25942
Mfg#:
11617838286
Ships in 1-2 days
1% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$163.41
This product was last offered at the strikethrough price on 10-28-2026
Best alternative to Genuine BMW intake boot at half the price for your E31
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4876460
Mfg#:
13711733301
In Stock
Limited Qty Sale
$59.99
This product was last offered at the strikethrough price on 05-02-2026
Intake boot that connects to the hot-film air mass meter.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
35100
Mfg#:
13717523727
Ships in 1-2 days
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$83.99
This product was last offered at the strikethrough price on 10-28-2026
High performance silicone construction for rock solid reliability and style
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The cure for the common rotted intake boot - lifetime warranty!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles without ASC or with ASC Delete
A common source of vacuum leaks and idle surging is from a torn and cracked intake boot that's seen better days. Replace a failed or failing intake boot with a brand-new OEM intake boot or high-quality aftermarket intake boot to seal up those vacuum leaks!
Lifetime Replacement
