Speeds Performance Plus

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Speeds Performance Plus Speeds does dyno tuning and performance products for Harley Davidson motorcycles. We do everything from a simple oil change to complete motors.

Check us out at most of the major motorcycle rallies. For our schedule of events see SPP website at www.speedsperformanceplus.com for more details.

We just built a nice little s&s 129 kit. 134/148! Really nice turnout. , , , , ,
10/17/2026

We just built a nice little s&s 129 kit. 134/148! Really nice turnout. , , , , ,

S&S 542 cam in a gen 2 117. Killer tq curve! , ,
10/14/2026

S&S 542 cam in a gen 2 117. Killer tq curve! , ,

10/14/2026
10/14/2026

SPP rocking and rolling at Biketoberfest in Daytona Beach FL! , , , , , , ,

BIKETOBERFEST — WE'RE HERE! 🤘🔥Speed's Performance Plus is set up and ready to get to work at Daytona International Speed...
10/14/2026

BIKETOBERFEST — WE'RE HERE! 🤘🔥

Speed's Performance Plus is set up and ready to get to work at Daytona International Speedway!

Whether you're looking for a performance upgrade, dyno tuning, or just want to stop by and talk bikes, come see the crew!

📍 Daytona International Speedway
1801 W International Speedway Blvd, Daytona Beach, FL

🏁 Spot A20
📅 Now through October 18

Check out the map to find us. We'll see you at the track! 🤘

We’re not letting off the throttle just yet! 🔥Next stop ➡️ BIKETOBERFEST in Daytona Beach! 🗓️ October 15–18📍 1801 W Inte...
10/08/2026

We’re not letting off the throttle just yet! 🔥

Next stop ➡️ BIKETOBERFEST in Daytona Beach!

🗓️ October 15–18
📍 1801 W International Speedway Blvd, Daytona Beach, FL
👉🏻 SPOT A20
🌐 www.speedsperformanceplus.com

Our books are still open! Get on the schedule now and let’s get your bike dialed in.

We’ll see ya in Daytona! 🤘

10/03/2026

Still time to catch us at Myrtle Beach Bike Week. 🤘

Saturdays are for **riding, wrenching & rallies.** 🔧🏍️

Come hang with the Speed’s Performance Plus crew and let’s make some horsepower.

📍Murrells Inlet, SC
Find us between SBB and Beaver Bar

NEW BLOG IS LIVE 🔥Your Harley-Davidson Stage 1 isn’t complete just because you added an exhaust and intake. At Speed’s P...
10/02/2026

NEW BLOG IS LIVE 🔥
Your Harley-Davidson Stage 1 isn’t complete just because you added an exhaust and intake. At Speed’s Performance Plus, we know proper tuning is what brings the entire setup together. Learn why tuning matters and how the right calibration can improve throttle response, rideability, and overall performance.

Read it now at Speed's Performance Plus 🔽

https://speedsperformanceplus.com/blogs/news/harley-davidson-tuning-why-proper-tuning-completes-your-stage-1-setup

Tuned a 131 with a maxcell837b cam and a D&D 2 into 1. Killer tq curve on this one. ,
09/30/2026

Tuned a 131 with a maxcell837b cam and a D&D 2 into 1. Killer tq curve on this one. ,

Installed the new S&S 542 cam in a 132 build with that had an HPI shorty 2 into 1. 148/148 not to bad. , , , ,
09/26/2026

Installed the new S&S 542 cam in a 132 build with that had an HPI shorty 2 into 1. 148/148 not to bad. , , , ,

Address

15189 74th Street Ne
Blackhawk, SD
55330

Opening Hours

Monday 10am - 5pm
Tuesday 10am - 5pm
Wednesday 10am - 5pm
Thursday 10am - 5pm
Friday 10am - 5pm

Telephone

+16056951401

Website

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