Now Available at Twins Fast Lube · Lihue, Kauai
Royal Purple®
Premium Synthetic Services
2026 Q1 Limited Promotion
Get Up to $30 Back on Your Next Royal Purple Service
Royal Purple mails you a personal check — not a coupon — after your qualifying service
Promotion Ends March 31, 2026
Service Certificate Options
Choose Your Savings Tier
Book your service at Twins Fast Lube, then submit the form below. Royal Purple will mail you a personal check for the amount based on what you had done.
$10
Performance Additives Only
MaxClean® Fuel System Cleaner
Cleaner & stabilizer treatment
Max-Tane™ Diesel Performance
Total diesel performance additive
Most Popular
$20
Royal Purple Oil Change Only
Royal Purple Motor Oil
5 quarts premium full synthetic
API, ILSAC & OEM Certified
Works on virtually all modern vehicles
$129
at Twins Fast Lube
Best Value
$30
Additives + Oil Change
The Complete Upgrade
Oil change + qualifying additive service
Drives Repeat Business
Discount on future Royal Purple services
Maximum savings — book both services
Promotion Dates
January 1 – March 31, 2026
You Receive a Personal Check
Mailed directly from Royal Purple — not a coupon
Only at Twins Fast Lube
3030 Peleke St, Lihue, HI 96766
Royal Purple® Brand Film
Never Settle for Ordinary Oil
Tap for Sound
Tap for Sound
Available at Twins Fast Lube
Royal Purple® Service Menu
Every Royal Purple service uses genuine Royal Purple products — the same brand trusted by professional racing teams and engineered to exceed your vehicle manufacturer's specifications.
Royal Purple Premium Oil Change
$129
5 qts premium full synthetic • Extra qts billed per qt • 30 min
★ Qualifies for $20 service certificate
Royal Purple 4x4 Full Drivetrain Service
$499.99
Front/rear differential + transfer case + transmission • 90 min
Max-ATF Transmission Service
$279.99
Royal Purple Max-ATF automatic transmission fluid • 45 min
Max-Gear Differential Service
$249.99
Royal Purple Max-Gear high-performance gear oil • 45 min
Purple Ice® Coolant Treatment
$159.99
Royal Purple Purple Ice radiator & cooling system treatment • 45 min
MaxClean® Fuel System Treatment
$109.99
Cleans injectors, combustion chambers, intake valves • 30 min
★ Qualifies for $10 service certificate (additive only)
Max-EZ Power Steering Service
$149.99
Royal Purple Max-EZ power steering fluid — reduces wear & noise • 30 min
The Science Behind the Brand
Why Choose Royal Purple?
Superior Engine Protection
Synerlec® additive technology forms a stronger oil film that reduces wear beyond conventional synthetics.
Improved Performance
Proven to increase horsepower and torque by reducing friction in your engine and drivetrain.
OEM Approved
Meets and exceeds API, ILSAC, and all major OEM requirements — same change interval as regular full synthetic.
Race-Proven Formula
Trusted by professional racing teams. The same oil technology that wins on the track, protecting your daily driver.
2026 Q1 Service Certificate
Claim Your Royal Purple Check
After your Royal Purple service at Twins Fast Lube, fill out the form below. Royal Purple will mail you a personal check for up to $30 — this is a real check, not a coupon or store credit.
1
Book & Get Service
Schedule a Royal Purple service at Twins Fast Lube and get it done before March 31, 2026
2
Fill Out This Form
Complete the Royal Purple registration form below with your service details and receipt information
3
Receive Your Check
Royal Purple mails you a personal check for up to $30 — no coupons, no store credit, real money
Purchase Location — use these shop details:
Location Name:
Twins Fast Lube
Address:
3030 Peleke St
City:
Lihue
State:
Hawaii (HI)
Postal Code:
96766
Purchase Date:
The date of your Twins Fast Lube service
Tap any value to select it, then copy into the form field.
Product Information — check the box that matches your service:
Max-Tane or Max-Clean Service — $10 back
Select this if you got the MaxClean Fuel System Treatment or Max-Tane diesel additive only
Royal Purple Oil Change Service — $20 back
Select this if you got the Royal Purple Premium Oil Change ($129)
Max-Tane/Max-Clean AND Royal Purple Oil Change — $30 back
Select this if you got both an oil change AND a fuel/additive service — the best value!
Proof of Purchase:
Upload the receipt from your Twins Fast Lube visit. Accepted formats: .png, .jpg, .jpeg, .pdf (max 5MB).
Official Royal Purple 2026 Q1 Claim Form
Ready to Claim Your Rebate?
Fill out Royal Purple's official claim form on their website. It takes about 2 minutes — have your receipt handy and use the shop details from the reference card above.
The form opens in a new tab on royalpurplepromos.com
Submit My Claim on Royal Purple's Site
Official Royal Purple site
Takes ~2 minutes
Check mailed to you
Questions & Answers
Frequently Asked Questions
How much can I get back with the Royal Purple promotion?
You can receive $10 back on performance additives only (MaxClean or Max-Tane), $20 back on a Royal Purple oil change alone, or $30 back when you combine a Royal Purple oil change with a qualifying additive service — the "Complete Upgrade."
Is this a coupon or a real check?
Royal Purple mails you a real personal check — not a store coupon, not a gift card, not credit. You can deposit or cash it just like any other check.
When does this promotion end?
The 2026 Q1 promotion runs January 1 – March 31, 2026. Your service must be completed and your form submitted before the deadline to qualify.
Will Royal Purple void my vehicle warranty?
No. Royal Purple meets or exceeds API, ILSAC, and all major OEM specifications, meaning it's fully approved for warranty use on virtually all modern gasoline and diesel vehicles.
How long does the Royal Purple oil change take?
The Royal Purple Premium Oil Change takes approximately 30 minutes. Combination services with additives or drivetrain services may take longer. Walk-ins welcome, or book ahead online for a guaranteed time.
Where is Twins Fast Lube located?
We're located at 3030 Peleke St, Lihue, HI 96766 — in Lihue on the island of Kauai. Call us at (808) 245-6000 or book online above.
Ready for Your Royal Purple Service?
Book online in under 2 minutes. Walk-ins always welcome. Promotion runs through March 31, 2026 — don't miss your $30 check.
3030 Peleke St, Lihue, HI 96766 ·
Mon–Fri 9am–4:30pm
