CARB Restricted: This product cannot be shipped to California or other CARB-regulated states.

aFe

aFe Silver Bullet Throttle Body Spacers TBS Mazda Miata ND 16-19 L4-2.0L

Regular Price
$139.95 USD
Sale Price
$139.95 USD
Regular Price
Sold Out
Unit Price
per 
Only 5 left!

Details

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while el iminating the annoying whistle found in other helix only throttle spacers.

Installation Instructions

This Part Fits:

Year Make Model Submodel
2020 Mazda MX-5 Miata 100th Anniversary Special Edition
2025 Mazda MX-5 Miata 35th Anniversary
2016-2025 Mazda MX-5 Miata Club
2016-2025 Mazda MX-5 Miata Grand Touring
2020 Mazda MX-5 Miata RF 100th Anniversary Special Edition
2017-2025 Mazda MX-5 Miata RF Club
2017-2025 Mazda MX-5 Miata RF Grand Touring
2016-2025 Mazda MX-5 Miata Sport
Trusted Performance Specialists Since 1996  •  60,000+ Builds Powered  •  Authorized Dealer of 250+ Brands
📧 Contact Us | 🕐 Mon–Fri 9am–6pm PST | ↩ Reply within 1 business day
affirm 0% financing on orders $500+
VISA MC AMEX Shop Pay
SP Engineering  •  424 Turnbull Canyon Rd, City of Industry, CA 91745  •  Est. 1996
© 2026 SP Engineering. All rights reserved.