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Upgrade your 2.0L turbocharged engine with the Injen SP2301WB Cold Air Intake System, designed specifically for the 2021-2023 Toyota Supra and 2019-2023 BMW Z4. Crafted from high-quality aluminum, this intake system enhances airflow and unlocks additional horsepower and torque, with proven gains of up to 10 horsepower and 9 lb.-ft. of torque on the dyno. The system features smooth, restriction-free intake piping that improves throttle response and engine efficiency while maintaining optimal air-fuel ratios without the need for additional tuning. The included custom heat shield ensures the intake stays cool, optimizing performance even in demanding driving conditions. Its aggressive under-hood appearance complements the sleek design of your vehicle while providing an OE fit, making installation straightforward and clean. The Injen SP2301WB is fully serviceable with the durable SuperNano-Web dry air filter, which is easy to maintain and replace. Available in Wrinkle Black, Polished, and Wrinkle Red finishes, this intake system allows for a personalized aesthetic that matches your style. Designed and manufactured in Pomona, California, USA, the Injen intake offers a combination of performance, durability, and style backed by a limited lifetime warranty. Please note this product is not CARB exempt and is not legal for use in California on pollution-controlled vehicles.
Features:
Fitment:
2019 BMW Z4 sDrive30i
2020 BMW Z4 M40i First Edition
2020 BMW Z4 sDrive M40i
2020 BMW Z4 sDrive30i
2021 BMW Z4 sDrive M40i
2021 BMW Z4 sDrive30i
2021 Toyota GR Supra A91 Edition
2021 Toyota GR Supra Base
2021 Toyota GR Supra Premium
2022 BMW Z4 M40i
2022 BMW Z4 sDrive30i
2022 Toyota GR Supra A91 Edition
2022 Toyota GR Supra Base
2022 Toyota GR Supra Premium
2023 BMW Z4 M40i
2023 BMW Z4 sDrive30i
2023 Toyota GR Supra A91 Edition
2023 Toyota GR Supra Base
2023 Toyota GR Supra Premium
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
