Spectre
Air Filters › Engine Breather Filters
SPE Breather Filters
Part # spe3991 MFR # 3991 UPC 089601399102 ID 186959
Spectre Breather Filter 10mm Flange / 2in. OD / 1-3/4in. Height - Black
✓ In Stock (4 locations)
$13.99
MAP price — best available price
Free ground shipping on eligible orders
⚠️ Prop 65 Warning — Contains chemicals known to the State of California to cause cancer or reproductive harm.
⚠️ Not CARB Approved — Race/off-road use only. Not legal for street use on California-registered vehicles.
⚠️ CARB Acknowledgment Required — Buyer must confirm emissions compliance at checkout.
Identification
| Brand | Spectre |
|---|---|
| Part Number | spe3991 |
| MFR Part # | 3991 |
| UPC / Barcode | 089601399102 |
| Item ID | 186959 |
| Price Group | Spectre |
| Born-On Date | 2018-08-07 |
| Category | Air Filters |
| Subcategory | Engine Breather Filters |
Dimensions & Shipping
| Dimensions | 6.3" × 4.3" × 3.0" (L×W×H) |
|---|---|
| Weight | 0.16 lbs |
| LTL Freight | Standard Parcel |
| Air Shipping | Eligible |
Stock & Availability
| Status | ✓ In Stock (4 locations) |
|---|---|
| Warehouses |
● 01
● 02
● 03
● 59
|
| Regular Stock | Yes |
| Powersports | No |
Compliance & Regulations
| Prop 65 | ⚠ Warning Required |
|---|---|
| CARB | Not CARB Approved |
| CARB Ack. | Required |
| Active | Active |