



SPDZ1 MAC 35A 3-Port Boost Control Solenoid Valve – 12V 5.4W
SPDZ1 MAC 35A 3-Port Boost Control Solenoid Valve – 12V 5.4W
Achieve precise and stable boost control with the SPDZ1 MAC 3-Port Boost Control Solenoid, the same high-quality valve trusted by top EFI tuners and standalone ECU systems worldwide. Designed around the proven MAC 35A-AAA-DDBA-1BA platform, this 12-volt solenoid offers fast response times, consistent boost regulation, and long-term reliability—perfect for turbocharged street cars, drag builds, and professional motorsport applications.
This solenoid allows your ECU or standalone boost controller to manipulate turbocharger pressure more accurately, enabling faster spool, smoother transitions, and rock-solid boost stability under demanding conditions. It’s a universal 3/2-way valve, meaning it can be used for both open- or closed-loop boost control configurations.
Please note this item does not include fittings or filters, this is specifically designed as a true replacement product for your existing faulty valve, normally all fittings and filters can be moved over to this valve from your existing one.
✅ Key Features:
-
Genuine MAC 35A Series 3-Port Solenoid Valve
-
Compatible with most aftermarket ECUs and boost controllers (AEM, Haltech, Link, Hondata, etc.)
-
12V coil, 5.4W operation for rapid and reliable switching
-
Compact and lightweight aluminum body for tight engine bays
-
Supports open or closed-loop boost control setups
-
Ideal for turbocharged or supercharged vehicles seeking precise boost management
🧩 Technical Specs:
-
Type: 3-Port / 3-Way (3/2 Valve)
-
Model: 35A-AAA-DDBA-1BA
-
Voltage: 12 Volts DC
-
Power: 5.4 Watts
-
Ports: 1/8” NPT
-
Duty Cycle: 0–100% PWM capable
-
Operating Pressure: Up to 120 PSI
🏁 Applications:
-
Universal for turbocharged gasoline or diesel engines
-
Compatible with most electronic boost controllers and standalone ECUs
-
Perfect for AEM, Haltech, Link, Hondata, Megasquirt, Motec, and other EFI systems
Pairs well with
Ships within 1-2 business days.
Free shipping & returns

SPDZ1 MAC 35A 3-Port Boost Control Solenoid Valve – 12V 5.4W
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
-
Shipping Information
Use this text to answer questions in as much detail as possible for your customers.
-
Customer Support
Use this text to answer questions in as much detail as possible for your customers.
-
FAQ’s
Use this text to answer questions in as much detail as possible for your customers.
-
Contact Us
Use this text to answer questions in as much detail as possible for your customers.
Free Shipping
Premium Parts
Fitment Guaranteed
FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


