N52 Underdrive Pulley

Name: TortSport N52 Underdrive Pulley - N52 Underdrive Pulley
Brand: TortSport
SKU: 45215385157763
Price: 99.0 USD
Availability: InStock
Rating: 4.3333 (3 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$99.00

Quantity

Color

Black

Quantity

170mm diameter underdrive pulley increases engine efficiency for better power delivery
Reduces parasitic drag by 35 percent to maximize usable engine power
Direct fit design for N52 E9X engines simplifies installation
Compatible with existing power steering and alternator belts for easy upgrade
Aftermarket construction offers a cost-effective alternative to OEM parts

Summarized by Shop

4.3

6 ratings

emailed to return it with 2 follow up messages and never got back to me, awful customer service

MR · August 2, 2026

Really neat addition to you track build. Mine is installed on a 128i. Easily remove your idler pulley and adjust hard line on power steering pump to clear new drive system.

Konner · March 12, 2026

Great quality and careful packaging. Even included freebies. This brand is awesome.

Fabian · October 3, 2025

TortSport

4.8 (30)

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