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Enginetech EM4521 Engine Exhaust Valve for Subaru Forester and XV Crosstrek
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Exhaust Valve
The Enginetech EM4521 engine exhaust valve is a high-quality replacement part designed specifically for Subaru models including the 2014-2018 Forester and XV Crosstrek. Crafted from OE-grade materials, this valve ensures durability and reliable performance under demanding engine conditions. Its nitrided stem enhances wear resistance and longevity, making it an excellent choice for engine rebuilds and repairs.
Measuring approximately 3.80 inches in length with a valve head diameter of 1.103 inches, this exhaust valve features a single lock groove for secure installation. The stem diameter of .215 inches provides a precise fit within the engine's valve guide, promoting optimal valve seating and sealing. Enginetech's meticulous manufacturing process ensures each valve meets or exceeds OEM standards, providing peace of mind for professional mechanics and DIY enthusiasts alike.
Designed with compatibility in mind, the EM4521 fits a range of Subaru models from 2014 to 2018, including various versions of the Forester and XV Crosstrek. Whether you're performing a complete engine overhaul or replacing a damaged valve, this product offers the quality and performance you expect from Enginetech. Backed by a company with decades of experience in engine parts distribution, it guarantees excellent customer support and reliable delivery. Invest in the Enginetech EM4521 engine exhaust valve for a durable, precise, and efficient engine performance upgrade.
Features:
- Material: Nitrided Stem for enhanced wear resistance
- Valve Head Diameter: 1.103 inches for optimal sealing
- Length: 3.80 inches for proper engine fit
- Lock Groove Quantity: 1 for secure installation
- Stem Diameter: .215 inches for precise fit
Fits Following Models:
2014 Subaru Forester
2014 Subaru XV Crosstrek
2015 Subaru Forester
2015 Subaru XV Crosstrek
2016 Subaru Forester
2017 Subaru Forester
2018 Subaru Forester
| Material: Nitrided Stem |
| Valve Head Diameter: 1.103 |
| Length: 3.8032 |
| Lock Groove Quantity: 1 |
| Stem Diameter: .2150 |
| Aaiaid Part Number: BBPTEM4521 |
| Part Number: EM4521 |
| Brand Aaia: BBPT |
Returns
30-Day Money-Back Guarantee
We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.
To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.
Return Requirements:
- Items must be securely packed in the original manufacturer's packaging.
- All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
- You must obtain and retain the tracking number for your return.
Non-Returnable Items:
- Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.
We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.
Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.
Warranty
Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.
This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.
Exclusions:
The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.
Warranty Claims Process:
- All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
- No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
- The buyer assumes all risk of damage resulting from improper installation.
All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.
Shipping
We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).
Shipping to Other Locations:
A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.
Order Processing & Tracking:
- Orders are shipped Monday through Friday, excluding holidays.
- Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
- A tracking number will be emailed within one business day after shipping.
If you do not receive a tracking number, please:
- Check your spam/junk folder.
- If it's not there, contact us via phone or eBay message for assistance.
International Orders:
Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.









